[
  {
    "id": "numisbids",
    "name": "NumisBids",
    "domain": "numisbids.com",
    "country": "US",
    "supportedCountries": ["global"],
    "languages": ["en"],
    "sourceType": "marketplace",
    "categories": ["coins", "banknotes", "medals"],
    "subcategories": ["ancient coins", "world coins", "medals", "banknotes"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": "No API. Aggregator of ≈ 370 numismatic auction houses; prices realized published per sale (/pr/<sid>) and on the category listings." },
    "urls": { "search": "https://www.numisbids.com/searchall", "product": "https://www.numisbids.com/sale/{sid}/lot/{lot}", "sold": "https://www.numisbids.com/results", "sitemap": null, "robots": "https://www.numisbids.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "decades", "images": true, "seller": true, "saleDate": true, "realizedPrice": true, "fees": true, "grading": true, "certNumber": true, "itemId": true, "gtin": false, "population": false, "catalog": false },
    "access": { "pagination": "page_number", "jsRendering": false, "antiBot": "high", "cloudflare": true, "robots": "User-agent *: Disallow /*wantlist_add*, /*bidlist*, /*bidsubmit*, /*watchlist* (not fetched); ClaudeBot and Bytespider disallowed site-wide", "rateLimit": "self-imposed 2.5 s, concurrency 1", "preferredEngine": "firecrawl" },
    "currency": ["USD", "EUR", "GBP", "CHF", "AUD", "CAD", "SEK", "NOK", "DKK", "PLN", "CZK", "HKD", "JPY"],
    "freshness": "daily",
    "priority": "wave1",
    "difficulty": "medium",
    "reliability": 0.9,
    "legal": "Terms https://www.numisbids.com/terms (personal use of the site; we read public catalogue/result pages only, attribute NumisBids + the auction house). Cloudflare 403 on plain HTTPS is answered by Firecrawl's normal render, no CAPTCHA solving.",
    "status": "implemented",
    "connectors": ["numisbids"],
    "statusReason": null,
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "Prices realized are hammer prices ('Buyer's premium is not included'). Sale ids are sequential (≈ 11 000 since 2013) → backfill walks ids downwards. 100 lots per category page, 1 Firecrawl credit per page."
  },
  {
    "id": "sixbid",
    "name": "Sixbid",
    "domain": "sixbid.com",
    "country": "DE",
    "supportedCountries": ["global"],
    "languages": ["en", "de", "fr", "it", "es"],
    "sourceType": "marketplace",
    "categories": ["coins", "medals"],
    "api": { "available": true, "docsUrl": null, "auth": "partner", "notes": "Undocumented microservices (auctions.sixbid.com, lots.sixbid.com/v2, companies.sixbid.com) used by the Vue SPA; only companies.sixbid.com answers a non-browser UA, the rest return HTTP 204." },
    "urls": { "search": null, "product": "https://www.sixbid.com/en/{company}/{auctionId}/{category}/{lotId}/{slug}", "sold": "https://www.sixbid.com/en/auctions/past/page/1/perPage/50", "sitemap": "https://www.sixbid.com/sitemap_index.xml", "robots": "https://www.sixbid.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "years", "images": true, "seller": true, "saleDate": true, "realizedPrice": true, "fees": false, "grading": false, "certNumber": false, "itemId": true, "gtin": false, "population": false, "catalog": false },
    "access": { "pagination": "page_number", "jsRendering": true, "antiBot": "high", "cloudflare": false, "robots": "User-agent *: Disallow: (all allowed); bingbot Crawl-delay 10", "rateLimit": null, "preferredEngine": "none" },
    "currency": ["EUR", "USD", "CHF", "GBP"],
    "freshness": "daily",
    "priority": "later",
    "difficulty": "very_hard",
    "reliability": 0.5,
    "legal": "The lot/auction APIs answer 204 (empty) to non-browser user agents — accessing them would require UA spoofing, which we do not do. The historical archive is the paid 'Sixbid Coin Collector's Archive' (subscription).",
    "status": "blocked",
    "connectors": [],
    "statusReason": "SPA + JSON APIs reject non-browser UAs (HTTP 204); realised-price archive is a paid subscription product. Most Sixbid houses also publish on NumisBids, which is covered.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "Routes and field names (lotPriceRealised, lotEstimate, hammertotal) documented from the JS bundle for a future partner integration."
  },
  {
    "id": "noonans",
    "name": "Noonans Mayfair (ex Dix Noonan Webb)",
    "domain": "noonans.co.uk",
    "country": "GB",
    "supportedCountries": ["GB"],
    "languages": ["en"],
    "sourceType": "auction_house",
    "categories": ["coins", "banknotes", "medals"],
    "subcategories": ["British coins", "world coins", "tokens", "orders & decorations", "banknotes"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": null },
    "urls": { "search": "https://www.noonans.co.uk/archive/lot-archive/", "product": "https://www.noonans.co.uk/archive/past-catalogues/{auction}/catalogue/{lotId}/", "sold": "https://www.noonans.co.uk/archive/past-catalogues/", "sitemap": "https://www.noonans.co.uk/sitemap/index.xml", "robots": "https://www.noonans.co.uk/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "decades", "images": true, "seller": false, "saleDate": true, "realizedPrice": true, "fees": true, "grading": true, "certNumber": true, "itemId": true, "gtin": false, "population": false, "catalog": false },
    "access": { "pagination": "offset", "jsRendering": false, "antiBot": "high", "cloudflare": true, "robots": "User-agent *: Allow / ; Crawl-delay 2", "rateLimit": "Crawl-delay 2 (we use 2.5 s)", "preferredEngine": "firecrawl" },
    "currency": ["GBP"],
    "freshness": "daily",
    "priority": "wave1",
    "difficulty": "medium",
    "reliability": 0.92,
    "legal": "Terms https://www.noonans.co.uk/help-and-information/#TermsAndConditions_UK ; images © Noonans (personal use) — only URLs referenced. Cloudflare challenge on plain HTTPS answered by Firecrawl's normal render.",
    "status": "implemented",
    "connectors": ["noonans"],
    "statusReason": null,
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "703 past catalogues back to June 1991; list layout shows the full description + estimate + hammer price, 40 lots per page."
  },
  {
    "id": "spink",
    "name": "Spink & Son",
    "domain": "spink.com",
    "country": "GB",
    "supportedCountries": ["GB", "HK", "US", "SG"],
    "languages": ["en"],
    "sourceType": "auction_house",
    "categories": ["coins", "banknotes", "stamps", "medals"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": null },
    "urls": { "search": "https://www.spink.com/archive/index?AuctionLotSearch[keyword]={q}&AuctionLotSearch[look_in]=archive", "product": "https://www.spink.com/lot/{saleCode}{lot6}", "sold": "https://www.spink.com/auctions/prices", "sitemap": null, "robots": "https://www.spink.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "decades", "images": true, "seller": false, "saleDate": true, "realizedPrice": true, "fees": false, "grading": true, "certNumber": true, "itemId": true, "gtin": false, "population": false, "catalog": false },
    "access": { "pagination": "page_number", "jsRendering": false, "antiBot": "low", "cloudflare": true, "robots": "User-agent *: Disallow: (all allowed)", "rateLimit": "self-imposed 1.5 s", "preferredEngine": "api" },
    "currency": ["GBP", "HKD", "USD", "SGD", "EUR"],
    "freshness": "daily",
    "priority": "wave2",
    "difficulty": "medium",
    "reliability": 0.88,
    "legal": "Terms https://www.spink.com/terms-and-conditions. 'Sold for' is not annotated hammer vs premium → stored with buyer_premium_included=null.",
    "status": "implemented",
    "connectors": ["spink"],
    "statusReason": null,
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "1 543 sales since 11 Dec 2002 in the /auctions/prices dropdown; list pages carry no prices → one request per lot page (~641 lots per sale)."
  },
  {
    "id": "kuenker",
    "name": "Fritz Rudolf Künker",
    "domain": "kuenker.de",
    "country": "DE",
    "supportedCountries": ["DE", "EU"],
    "languages": ["en", "de"],
    "sourceType": "auction_house",
    "categories": ["coins", "medals", "banknotes"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": "Shopware store-api exists but is robots-disallowed; not used." },
    "urls": { "search": null, "product": "https://www.kuenker.de/{slug}/{id}", "sold": "https://www.kuenker.de/auctions?finished=1", "sitemap": "https://www.kuenker.de/sitemap.xml", "robots": "https://www.kuenker.de/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "decades", "images": true, "seller": false, "saleDate": true, "realizedPrice": true, "fees": true, "grading": true, "certNumber": true, "itemId": true, "gtin": false, "population": false, "catalog": false },
    "access": { "pagination": "sitemap", "jsRendering": false, "antiBot": "none", "cloudflare": false, "robots": "Disallow /checkout/ /wishlist/ /account/ /store-api/ /widgets/ */Merkliste/ (+ language prefixes); Meta-ExternalAgent: Disallow /", "rateLimit": "self-imposed 1.5 s", "preferredEngine": "api" },
    "currency": ["EUR"],
    "freshness": "daily",
    "priority": "wave2",
    "difficulty": "medium",
    "reliability": 0.92,
    "legal": "Terms https://www.kuenker.de/general-terms-conditions/ and /auction-terms-and-conditions. Lot listings (/widgets/) are robots-disallowed → discovery through product sitemaps only.",
    "status": "implemented",
    "connectors": ["kuenker"],
    "statusReason": null,
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "≈ 725 000 lot pages (29 sitemaps); each page prints estimate + 'Hammer price' (Zuschlag) in EUR, sale date and PCGS/NGC slab data in the Condition property."
  },
  {
    "id": "ngc",
    "name": "NGC (Numismatic Guaranty Company) — price guide",
    "domain": "ngccoin.com",
    "country": "US",
    "supportedCountries": ["US"],
    "languages": ["en"],
    "sourceType": "grading_company",
    "categories": ["coins"],
    "api": { "available": true, "docsUrl": null, "auth": "none", "notes": "Undocumented public JSON used by the site: /coin-explorer/data/categories/, /coin-explorer/data/coins/{id}/price-guide/, /price-history/api/{id}/{grade}/ (weekly guide history since 2005)." },
    "urls": { "search": null, "product": "https://www.ngccoin.com/coin-explorer/{coinId}/", "sold": null, "sitemap": null, "robots": "https://www.ngccoin.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": false, "auctionResults": false, "historical": "decades", "images": false, "seller": false, "saleDate": false, "realizedPrice": false, "fees": false, "grading": true, "certNumber": false, "itemId": true, "gtin": false, "population": true, "catalog": true },
    "access": { "pagination": "none", "jsRendering": false, "antiBot": "medium", "cloudflare": true, "robots": "user-agent *: Allow / (AhrefsBot disallowed)", "rateLimit": "self-imposed 4 s, weekly", "preferredEngine": "api" },
    "currency": ["USD"],
    "freshness": "daily",
    "priority": "wave2",
    "difficulty": "easy",
    "reliability": 0.85,
    "legal": "LEGAL FLAG: https://www.ngccoin.com/legal/terms-of-use/ forbids robots/spiders 'for any purpose'. Connector implemented against the public retail guide only, at the lowest cadence, with attribution — needs a legal review before production use. World price guide is behind a Cloudflare interactive challenge (not fetched); census requires an account (not fetched).",
    "status": "implemented",
    "connectors": ["ngc-priceguide"],
    "statusReason": null,
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "198 US series pages, each server-rendered with NGC coin ids and one price cell per grade; rows carry their own 'Updated' date. The weekly price-history JSON (2005→) is documented but not crawled."
  },
  {
    "id": "numista",
    "name": "Numista",
    "domain": "numista.com",
    "country": "FR",
    "supportedCountries": ["global"],
    "languages": ["en", "fr", "es"],
    "sourceType": "catalog",
    "categories": ["coins", "banknotes", "medals"],
    "api": { "available": true, "docsUrl": "https://en.numista.com/api/doc/", "auth": "api_key", "notes": "API v3 https://api.numista.com/v3, header Numista-API-Key; OAuth2 for user data. Free plan 2 000 requests/month; paid from €100/month (searches €0.015, sales records €0.010). Endpoints: /types, /types/{id}, /types/{id}/issues, /types/{id}/issues/{issue}/prices, /types/{id}/sales_records (auction records with premium_included flag), /issuers, /mints, /catalogues, /search_by_image." },
    "urls": { "search": "https://api.numista.com/v3/types?q={q}", "product": "https://en.numista.com/{id}", "sold": "https://api.numista.com/v3/types/{id}/sales_records", "sitemap": null, "robots": "https://en.numista.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "years", "images": true, "seller": false, "saleDate": true, "realizedPrice": true, "fees": true, "grading": false, "certNumber": false, "itemId": true, "gtin": false, "population": false, "catalog": true },
    "access": { "pagination": "page_number", "jsRendering": false, "antiBot": "low", "cloudflare": true, "robots": "Disallow /admin/, /catalogue/index.php?, /catalogue/*?q=, /*?o=, ?lang=, ?mobile= (catalogue HTML pages allowed but not scraped — values are API-only)", "rateLimit": "2 000 requests/month (free); 429 on quota", "preferredEngine": "api" },
    "currency": ["EUR", "USD"],
    "freshness": "daily",
    "priority": "wave2",
    "difficulty": "easy",
    "reliability": 0.9,
    "legal": "Licence https://en.numista.com/api/license.php: commercial use allowed, attribution 'Source: Numista' + N# mandatory, no bulk download, no feed/API re-serving, no sublicensing; photos CC BY-NC-SA / third-party. Pricing https://en.numista.com/api/pricing.php.",
    "status": "gated",
    "connectors": ["numista"],
    "statusReason": "Needs NUMISTA_API_KEY (free registration). Connector implemented against the OpenAPI spec; fixtures from documentation examples.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "The sales_records endpoint (paid tier) would add cross-house auction records with hammer/premium flags — worth a paid plan later."
  },
  {
    "id": "dlrc",
    "name": "David Lawrence Rare Coins",
    "domain": "davidlawrence.com",
    "country": "US",
    "supportedCountries": ["US"],
    "languages": ["en"],
    "sourceType": "auction_house",
    "categories": ["coins", "banknotes"],
    "api": { "available": true, "docsUrl": null, "auth": "none", "notes": "Collectibles Showcase JSON API (api.collectiblesshowcase.com) used by the SPA; public tenant header x-client-id resolved from /consumer/client?url=https://www.davidlawrence.com (id 3). Endpoints: /consumer/auction/past, /consumer/inventory/past/auction?auctions=&pageNumber=&pageSize=, /consumer/inventory (fixed-price stock), /consumer/metal-prices." },
    "urls": { "search": "https://api.collectiblesshowcase.com/consumer/inventory", "product": "https://www.davidlawrence.com/inventory/{id}", "sold": "https://api.collectiblesshowcase.com/consumer/inventory/past/auction", "sitemap": null, "robots": null },
    "data": { "liveListings": true, "soldResults": true, "auctionResults": true, "historical": "years", "images": true, "seller": false, "saleDate": true, "realizedPrice": true, "fees": true, "grading": true, "certNumber": true, "itemId": true, "gtin": false, "population": false, "catalog": true },
    "access": { "pagination": "page_number", "jsRendering": false, "antiBot": "none", "cloudflare": false, "robots": "SPA serves index.html for /robots.txt; API host 404", "rateLimit": "self-imposed 1.5 s", "preferredEngine": "api" },
    "currency": ["USD"],
    "freshness": "daily",
    "priority": "wave1",
    "difficulty": "easy",
    "reliability": 0.95,
    "legal": "Terms https://www.davidlawrence.com/terms-and-conditions. Public consumer API, no account endpoints called. 'DLRC has no buyer's fee' (site notice) → sale price = total paid.",
    "status": "implemented",
    "connectors": ["dlrc"],
    "statusReason": null,
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "162 000 sold lots (weekly auctions since May 2023 + legacy 2016+ lots without auction id) with grading service, full grade, cert number, PCGS number, mintage. Fixed-price inventory (/consumer/inventory) not yet used → listings later."
  },
  {
    "id": "legend-rca",
    "name": "Legend Rare Coin Auctions",
    "domain": "legendauctions.com",
    "country": "US",
    "languages": ["en"],
    "sourceType": "auction_house",
    "categories": ["coins"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": null },
    "urls": { "search": null, "product": null, "sold": null, "sitemap": null, "robots": "https://www.legendauctions.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": false, "auctionResults": false, "historical": "none", "images": false },
    "access": { "pagination": "unknown", "jsRendering": false, "antiBot": "none", "cloudflare": false, "robots": null, "rateLimit": null, "preferredEngine": "none" },
    "currency": ["USD"],
    "freshness": "static",
    "priority": "later",
    "difficulty": "very_hard",
    "reliability": 0,
    "legal": null,
    "status": "rejected",
    "connectors": [],
    "statusReason": "legendauctions.com now serves an unrelated Danish casino-affiliate site ('Casino uden ROFUS'); /auctions and /auction-archive/ are 404 and legendrarecoinauctions.com does not resolve. The coin auction archive is no longer online.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": null
  },
  {
    "id": "jmbullion",
    "name": "JM Bullion",
    "domain": "jmbullion.com",
    "country": "US",
    "languages": ["en"],
    "sourceType": "dealer",
    "categories": ["coins"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": "Next.js RSC storefront; product data only in RSC payloads, Searchspring client-side pagination." },
    "urls": { "search": null, "product": "https://www.jmbullion.com/{slug}/", "sold": null, "sitemap": "https://www.jmbullion.com/product-sitemap.xml", "robots": "https://www.jmbullion.com/robots.txt" },
    "data": { "liveListings": true, "soldResults": false, "auctionResults": false, "historical": "none", "images": true, "grading": true, "itemId": true },
    "access": { "pagination": "infinite_scroll", "jsRendering": true, "antiBot": "blocking", "cloudflare": true, "robots": "User-agent *: Disallow /go/, /wp-admin/", "rateLimit": null, "preferredEngine": "none" },
    "currency": ["USD"],
    "freshness": "realtime",
    "priority": "later",
    "difficulty": "very_hard",
    "reliability": 0.3,
    "legal": "Terms https://www.jmbullion.com/terms-and-conditions/ explicitly forbid automated retrieval/scraping without written consent (search engines excepted).",
    "status": "rejected",
    "connectors": [],
    "statusReason": "Terms prohibit scraping; sitemap index geo-blocked (403 'unavailable in your location'); every product page and leaf category answers 401 with a Webscale reCAPTCHA challenge.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "Product objects (RSC) carry id, sku, stockStatus, pricing tiers (echeck/card/crypto), buyback price — documented for a possible future partnership."
  },
  {
    "id": "provident-metals",
    "name": "Provident Metals",
    "domain": "providentmetals.com",
    "country": "US",
    "languages": ["en"],
    "sourceType": "dealer",
    "categories": ["coins"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": null },
    "urls": { "search": null, "product": "https://www.providentmetals.com/{slug}-{id}.html", "sold": null, "sitemap": "https://www.providentmetals.com/sitemap.xml", "robots": "https://www.providentmetals.com/robots.txt" },
    "data": { "liveListings": true, "soldResults": false, "auctionResults": false, "historical": "none", "images": true },
    "access": { "pagination": "sitemap", "jsRendering": false, "antiBot": "blocking", "cloudflare": false, "robots": "User-agent *: Disallow /go/, /wp-admin/", "rateLimit": null, "preferredEngine": "none" },
    "currency": ["USD"],
    "freshness": "realtime",
    "priority": "later",
    "difficulty": "very_hard",
    "reliability": 0.3,
    "legal": "Same corporate family and terms as JM Bullion (https://www.providentmetals.com/terms.html).",
    "status": "rejected",
    "connectors": [],
    "statusReason": "Product pages answer 401 with the Webscale reCAPTCHA challenge; category pages show sub-category tiles only; terms forbid automated retrieval.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": null
  },
  {
    "id": "sd-bullion",
    "name": "SD Bullion",
    "domain": "sdbullion.com",
    "country": "US",
    "languages": ["en"],
    "sourceType": "dealer",
    "categories": ["coins"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": "Magento 2 (Hyvä); category pages server-render 24 product items with data-price-amount; product pages have product:price meta and tier tables." },
    "urls": { "search": null, "product": "https://sdbullion.com/{slug}", "sold": null, "sitemap": "https://sdbullion.com/feeds/sitemap.xml", "robots": "https://sdbullion.com/robots.txt" },
    "data": { "liveListings": true, "soldResults": false, "auctionResults": false, "historical": "none", "images": true, "grading": true, "itemId": true },
    "access": { "pagination": "sitemap", "jsRendering": false, "antiBot": "none", "cloudflare": false, "robots": "Disallow /index.php/, /*?, /catalog/, /catalogsearch/result/index/, /*.php$ … (paginated ?p= listings are off-limits; plain category and product URLs allowed)", "rateLimit": "Crawl-delay none; self-imposed 3 s", "preferredEngine": "api" },
    "currency": ["USD"],
    "freshness": "realtime",
    "priority": "wave3",
    "difficulty": "easy",
    "reliability": 0.75,
    "legal": "Terms https://sdbullion.com/terms-use (no anti-scraping clause found). Bullion asks track spot price; only graded/collectible coin categories are worth listings.",
    "status": "planned",
    "connectors": [],
    "statusReason": "Technically open (static HTML, sitemap with 1 817 NGC/PCGS URLs) but bullion listings have low collectibles value; deferred behind the auction-result sources.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "Leaf categories (e.g. /silver/us-mint-american-silver-eagle-coins/graded-silver-american-eagles/ngc-graded-american-silver-eagle-coins) + product pages are the crawl path; JSON-LD is BreadcrumbList only."
  },
  {
    "id": "noble-numismatics",
    "name": "Noble Numismatics",
    "domain": "noble.com.au",
    "country": "AU",
    "supportedCountries": ["AU"],
    "languages": ["en"],
    "sourceType": "auction_house",
    "categories": ["coins", "banknotes", "medals"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": null },
    "urls": { "search": "https://www.noble.com.au/auctions/archive/search?q={q}", "product": "https://www.noble.com.au/auctions/lot/?id={lotId}", "sold": "https://www.noble.com.au/auctions/sale/{n}/prices-realised", "sitemap": "https://www.noble.com.au/sitemap.xml", "robots": "https://www.noble.com.au/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "decades", "images": false, "seller": false, "saleDate": true, "realizedPrice": true, "fees": true, "grading": true, "certNumber": true, "itemId": true, "gtin": false, "population": false, "catalog": false },
    "access": { "pagination": "none", "jsRendering": false, "antiBot": "none", "cloudflare": false, "robots": "User-agent *: Allow /", "rateLimit": "self-imposed 2 s", "preferredEngine": "api" },
    "currency": ["AUD"],
    "freshness": "weekly",
    "priority": "wave2",
    "difficulty": "trivial",
    "reliability": 0.9,
    "legal": "Terms https://www.noble.com.au/about/terms-and-conditions (catalogue text not to be reproduced without permission → stored for identification/attribution only). Prices page states 'All prices exclude buyer and vendor premiums'.",
    "status": "implemented",
    "connectors": ["noble-numismatics"],
    "statusReason": null,
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "Sales 44 (March 1994) → 142 (July 2026); one static prices-realised page per sale (2 000–3 500 rows)."
  },
  {
    "id": "banknote-world",
    "name": "Banknote World",
    "domain": "banknoteworld.com",
    "country": "US",
    "languages": ["en"],
    "sourceType": "dealer",
    "categories": ["banknotes"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": "X-Cart shop." },
    "urls": { "search": "https://www.banknoteworld.com/?target=search&mode=search", "product": "https://www.banknoteworld.com/{slug}.html", "sold": null, "sitemap": "https://www.banknoteworld.com/sitemap.xml", "robots": "https://www.banknoteworld.com/robots.txt" },
    "data": { "liveListings": true, "soldResults": false, "auctionResults": false, "historical": "none", "images": true, "grading": true, "itemId": true },
    "access": { "pagination": "page_number", "jsRendering": false, "antiBot": "high", "cloudflare": true, "robots": "Disallow platform directories only; Crawl-delay 10", "rateLimit": "Crawl-delay 10", "preferredEngine": "firecrawl" },
    "currency": ["USD"],
    "freshness": "daily",
    "priority": "wave3",
    "difficulty": "medium",
    "reliability": 0.7,
    "legal": "Cloudflare challenge on every page (incl. sitemap) for plain HTTPS; Firecrawl's normal render passes it. Terms not reviewed yet.",
    "status": "planned",
    "connectors": [],
    "statusReason": "Reachable through Firecrawl (home page rendered, X-Cart category pages) but dealer asks for banknotes rank below the auction-result sources; deferred.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": null
  },
  {
    "id": "lyn-knight",
    "name": "Lyn Knight Auctions",
    "domain": "lynknight.com",
    "country": "US",
    "languages": ["en"],
    "sourceType": "auction_house",
    "categories": ["banknotes"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": "Rails app; lot rows come from GET /items/search?…&format=js (JS fragment), 20 per page." },
    "urls": { "search": "https://www.lynknight.com/search", "product": "https://www.lynknight.com/items/{id}", "sold": "https://www.lynknight.com/archives", "sitemap": null, "robots": "https://www.lynknight.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": false, "auctionResults": true, "historical": "months", "images": true, "saleDate": false, "realizedPrice": false, "fees": false, "grading": true, "certNumber": false, "itemId": true },
    "access": { "pagination": "page_number", "jsRendering": true, "antiBot": "none", "cloudflare": false, "robots": "comments only (nothing disallowed)", "rateLimit": null, "preferredEngine": "api" },
    "currency": ["USD"],
    "freshness": "weekly",
    "priority": "later",
    "difficulty": "medium",
    "reliability": 0.5,
    "legal": "Terms https://www.lynknight.com/terms. The prices-realized archive (/archives) is login-only.",
    "status": "rejected",
    "connectors": [],
    "statusReason": "No public realised-price archive (login); public catalogues (~1 year, ids 1624+) show only 'Current Price/Current Bid' without a sale date or hammer/premium label → cannot be recorded honestly as sales.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": null
  },
  {
    "id": "corinphila",
    "name": "Corinphila Auctions",
    "domain": "corinphila.ch",
    "country": "CH",
    "supportedCountries": ["CH"],
    "languages": ["en", "de"],
    "sourceType": "auction_house",
    "categories": ["stamps"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": "c4ms archive platform (static); live catalogue on auction.corinphila.ch is WordPress + admin-ajax (JS)." },
    "urls": { "search": null, "product": "https://corinphila.ch/en/_auctions/&action=showLot&auctionID={id}&lotno={lot}", "sold": "https://corinphila.ch/en/_pages/&action=show&id=211", "sitemap": null, "robots": "https://corinphila.ch/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "years", "images": true, "seller": false, "saleDate": true, "realizedPrice": true, "fees": true, "grading": false, "certNumber": false, "itemId": true, "gtin": false, "population": false, "catalog": false },
    "access": { "pagination": "page_number", "jsRendering": false, "antiBot": "none", "cloudflare": false, "robots": "Disallow /geheim, /*ajax=1, /*admin=1; Crawl-Delay 10", "rateLimit": "Crawl-Delay 10 (respected)", "preferredEngine": "api" },
    "currency": ["CHF"],
    "freshness": "weekly",
    "priority": "wave3",
    "difficulty": "easy",
    "reliability": 0.88,
    "legal": "Conditions of sale https://corinphila.ch/en/versteigerungsbedingungen/. Static archive pages, no login.",
    "status": "implemented",
    "connectors": ["corinphila"],
    "statusReason": null,
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "Archive auctions 12–28 (Nov 2016 – Jun 2024) with 'Hammer price : X CHF' per lot; 2025+ sales only as PDF result lists + JS catalogue."
  },
  {
    "id": "david-feldman",
    "name": "David Feldman SA",
    "domain": "davidfeldman.com",
    "country": "CH",
    "languages": ["en"],
    "sourceType": "auction_house",
    "categories": ["stamps"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": null },
    "urls": { "search": null, "product": null, "sold": null, "sitemap": null, "robots": "https://www.davidfeldman.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "years", "images": true },
    "access": { "pagination": "unknown", "jsRendering": true, "antiBot": "blocking", "cloudflare": true, "robots": "WordPress template: Disallow /wp-admin/, /wp-json/, /feed/, /?s=, /search/ …", "rateLimit": null, "preferredEngine": "none" },
    "currency": ["EUR", "CHF"],
    "freshness": "weekly",
    "priority": "later",
    "difficulty": "very_hard",
    "reliability": 0.5,
    "legal": "Cloudflare 'Attention Required' (403, hard block) for non-browser access; not circumvented.",
    "status": "blocked",
    "connectors": [],
    "statusReason": "Cloudflare hard block ('Attention Required!' 403) on every page for the bot UA; robots also disallows /wp-json/. Not retried with anti-bot tooling.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "Feldman also lists results on Stamp Auction Network (firm code D2, firm-directory format)."
  },
  {
    "id": "sgbaldwins",
    "name": "Stanley Gibbons Baldwin's",
    "domain": "sgbaldwins.com",
    "country": "GB",
    "supportedCountries": ["GB"],
    "languages": ["en"],
    "sourceType": "auction_house",
    "categories": ["stamps", "coins", "medals"],
    "api": { "available": true, "docsUrl": null, "auth": "none", "notes": "Next.js page data (/_next/data/<buildId>/…json) backed by Strapi + Artisio AMS; lots carry hammer_price, financeItem.premium, estimates, status." },
    "urls": { "search": null, "product": "https://sgbaldwins.com/auctions/{slug}", "sold": "https://sgbaldwins.com/auctions/past-auctions", "sitemap": "https://sgbaldwins.com/sitemap.xml", "robots": "https://sgbaldwins.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "years", "images": true, "seller": false, "saleDate": true, "realizedPrice": true, "fees": true, "grading": true, "certNumber": false, "itemId": true, "gtin": false, "population": false, "catalog": false },
    "access": { "pagination": "none", "jsRendering": false, "antiBot": "none", "cloudflare": false, "robots": "Disallow /account/, /auth/, /search, /collection_story, /collection_event, /collection_location", "rateLimit": "self-imposed 1.5 s", "preferredEngine": "api" },
    "currency": ["GBP"],
    "freshness": "daily",
    "priority": "wave2",
    "difficulty": "easy",
    "reliability": 0.92,
    "legal": "Terms https://sgbaldwins.com/terms-and-conditions. Hammer and buyer's premium are explicit per lot.",
    "status": "implemented",
    "connectors": ["sgbaldwins"],
    "statusReason": null,
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "≈ 200 past auctions since Jan 2020 (Stamps 111, Coins 38, Medals 4; trading cards/comics left to other connectors). buildId read from the home page at each run."
  },
  {
    "id": "stanley-gibbons-shop",
    "name": "Stanley Gibbons online shop",
    "domain": "shop.stanleygibbons.com",
    "country": "GB",
    "supportedCountries": ["GB"],
    "languages": ["en"],
    "sourceType": "dealer",
    "categories": ["stamps"],
    "api": { "available": true, "docsUrl": null, "auth": "none", "notes": "Shopify storefront JSON (/collections/<handle>/products.json, /products/<handle>.json)." },
    "urls": { "search": null, "product": "https://shop.stanleygibbons.com/products/{handle}", "sold": null, "sitemap": "https://shop.stanleygibbons.com/sitemap.xml", "robots": "https://shop.stanleygibbons.com/robots.txt" },
    "data": { "liveListings": true, "soldResults": false, "auctionResults": false, "historical": "none", "images": true, "seller": true, "saleDate": false, "realizedPrice": false, "fees": false, "grading": false, "certNumber": false, "itemId": true, "gtin": false, "population": false, "catalog": false },
    "access": { "pagination": "page_number", "jsRendering": false, "antiBot": "none", "cloudflare": false, "robots": "Shopify default: public product/collection JSON crawlable", "rateLimit": "self-imposed 1.5 s", "preferredEngine": "shopify" },
    "currency": ["GBP"],
    "freshness": "daily",
    "priority": "wave3",
    "difficulty": "trivial",
    "reliability": 0.8,
    "legal": "Shopify policies https://shop.stanleygibbons.com/policies/terms-of-service. Asking prices only (listings).",
    "status": "implemented",
    "connectors": ["stanley-gibbons-shop"],
    "statusReason": null,
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "Collections stamps-great-britain (≈ 1 600) and stamps-commonwealth (≈ 4 100). stanleygibbons.com itself exposes no public price guide (printed catalogues only); coins are sold on baldwin.co.uk."
  },
  {
    "id": "stamp-auction-network",
    "name": "Stamp Auction Network (prices realized, all firms)",
    "domain": "stampauctionnetwork.com",
    "country": "US",
    "supportedCountries": ["US", "GB", "global"],
    "languages": ["en"],
    "sourceType": "marketplace",
    "categories": ["stamps", "banknotes", "coins"],
    "api": { "available": false, "docsUrl": null, "auth": "none", "notes": "ColdFusion pages: pr.cfm (1 671 sale links, ~120 firm codes, 2000→2025) → cCatalog.cfm?SrchFirm=X&SrchSale=N → cCatalog2.cfm → cCatalog3.cfm lot tables (50 rows/page, Next via POST form)." },
    "urls": { "search": "https://stampauctionnetwork.com/TopSearch.cfm", "product": "https://stampauctionnetwork.com/cCatalog3.cfm?MAJGROUP={group}&SrchFirm={firm}&SrchSale={sale}", "sold": "https://stampauctionnetwork.com/pr.cfm", "sitemap": null, "robots": "https://stampauctionnetwork.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "decades", "images": true, "seller": true, "saleDate": true, "realizedPrice": true, "fees": true, "grading": false, "certNumber": false, "itemId": true, "gtin": false, "population": false, "catalog": false },
    "access": { "pagination": "page_number", "jsRendering": false, "antiBot": "none", "cloudflare": false, "robots": "User-agent *: Crawl-delay 10; Disallow bidform.cfm, exportaAll.cfm, exportaTop.cfm, *.exe, /admin/, /dcsadmin/", "rateLimit": "Crawl-delay 10", "preferredEngine": "api" },
    "currency": ["USD", "GBP", "EUR", "CAD", "AUD", "CHF"],
    "freshness": "weekly",
    "priority": "wave3",
    "difficulty": "medium",
    "reliability": 0.85,
    "legal": "No site terms linked from pr.cfm (© Droege Computing Services). Public catalogue/result pages; Siegel (SR) excluded per earlier session.",
    "status": "planned",
    "connectors": ["kelleher"],
    "statusReason": "Kelleher (firm V) is implemented; a generic connector for the other ~100 firms in the same cCatalog3 format (Rasdale RA, Harmers HN, Cavendish CV, Gärtner CG, Soler y Llach SO, Sandafayre ZG, Gibbons GI, Maresch RM…) needs the POST 'Next' pagination (form-encoded) that the HTTP engine does not send yet.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": "Per-lot: Sale No, Lot No, Symbol, Cat No, description, image, 'Sold...US$ 110.00' / 'Sold...GBP 750.00', 'Closed..Feb-21-2020', 'Sold For 110'. Some big firms (H.R. Harmer HA/HI, Sparks IK, Feldman D2, Siegel SR) use a firm-directory format without Sold markers."
  },
  {
    "id": "colnect",
    "name": "Colnect",
    "domain": "colnect.com",
    "country": "IL",
    "languages": ["en"],
    "sourceType": "catalog",
    "categories": ["stamps", "coins", "banknotes"],
    "api": { "available": true, "docsUrl": "https://colnect.com/en/help/capi", "auth": "partner", "notes": "CAPI (Colnect API) licence required for any automated use." },
    "urls": { "search": null, "product": null, "sold": null, "sitemap": "https://colnect.com/s/sitemap_en.xml.gz", "robots": "https://colnect.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": false, "auctionResults": false, "historical": "none", "images": true, "catalog": true },
    "access": { "pagination": "unknown", "jsRendering": false, "antiBot": "blocking", "cloudflare": false, "robots": "Header: 'Using any data from Colnect by automated means is strictly prohibited without written consent'; Anubis proof-of-work interstitial on pages", "rateLimit": null, "preferredEngine": "none" },
    "currency": ["USD"],
    "freshness": "static",
    "priority": "later",
    "difficulty": "very_hard",
    "reliability": 0.5,
    "legal": "robots.txt explicitly prohibits automated use without a CAPI licence.",
    "status": "rejected",
    "connectors": [],
    "statusReason": "Automated access prohibited without a CAPI licence (robots.txt + Anubis challenge). Revisit only with a licence.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": null
  },
  {
    "id": "coinarchives",
    "name": "CoinArchives",
    "domain": "coinarchives.com",
    "country": "US",
    "languages": ["en"],
    "sourceType": "archive",
    "categories": ["coins", "medals"],
    "api": { "available": false, "docsUrl": null, "auth": "login", "notes": "CoinArchives Pro subscription for the full archive." },
    "urls": { "search": "https://www.coinarchives.com/a/results.php?search={q}", "product": null, "sold": null, "sitemap": null, "robots": "https://www.coinarchives.com/robots.txt" },
    "data": { "liveListings": false, "soldResults": true, "auctionResults": true, "historical": "decades", "images": true, "realizedPrice": true, "saleDate": true },
    "access": { "pagination": "page_number", "jsRendering": false, "antiBot": "medium", "cloudflare": false, "robots": "Disallows GPTBot, ClaudeBot, Amazonbot, Bytespider, AhrefsBot, Yandex, adsbot… (RareIndexBot not named)", "rateLimit": null, "preferredEngine": "none" },
    "currency": ["USD", "EUR", "CHF", "GBP"],
    "freshness": "daily",
    "priority": "later",
    "difficulty": "very_hard",
    "reliability": 0.9,
    "legal": "Archive is a paid subscription (CoinArchives Pro); the free site shows only recent sales in a limited search. Not circumvented.",
    "status": "blocked",
    "connectors": [],
    "statusReason": "Paywalled archive (subscription) — only a limited free window; the same lots are reachable through NumisBids for most houses.",
    "verified": true,
    "verifiedAt": "2026-09-08",
    "notes": null
  }
]