{"openapi":"3.1.0","info":{"title":"[SAMPLE / TEST CONTENT] ATK Magazine (example articles)","version":"0.1.0","contact":{"url":"https://atk-bazaar-linec-production.up.railway.app/llms.txt"},"description":"[SAMPLE / TEST CONTENT] Sample/test content, not published. Per-article access via x402 v2 on Base mainnet.","x-guidance":"[SAMPLE / TEST CONTENT] GET /bazaar/atk-magazine/articles/{articleId} returns HTTP 402 with x402 v2 PAYMENT-REQUIRED (0.20 USDC, eip155:8453). Pay and retry to get a JSON excerpt of one SAMPLE article. Free: /articles/{articleId} landing page, /llms.txt, /mcp (search)."},"servers":[{"url":"https://atk-bazaar-linec-production.up.railway.app"}],"x-discovery":{"ownershipProofs":["0x3Ba0697Ac5A3abE7e6b467af8abB6D7ddEcbd92c"]},"paths":{"/bazaar/atk-magazine/articles/atk-signal-2026-10-researchagent-x402":{"get":{"operationId":"get_atk_signal_2026_10_researchagent_x402","summary":"[SAMPLE / TEST CONTENT] [EXAMPLE] SIGNAL: ResearchAgent pays writers per article with x402 v2 (upstream testnet demo)","description":"[SAMPLE / TEST CONTENT] EXAMPLE, not published. A public demo agent buys single paywalled articles inside a user budget, checks signed promises after delivery, and claws back money on-chain when a promise breaks.","x-payment-info":{"price":{"mode":"fixed","currency":"USD","amount":"0.20"},"protocols":[{"x402":{}}]},"responses":{"200":{"description":"Sample article excerpt (JSON)"},"402":{"description":"Payment Required (x402 v2)"}}}},"/bazaar/atk-magazine/articles/atk-verify-2026-10-project-map-numbers":{"get":{"operationId":"get_atk_verify_2026_10_project_map_numbers","summary":"[SAMPLE / TEST CONTENT] [EXAMPLE] ATK VERIFY: three numbers on the ResearchAgent project map, checked against its source","description":"[SAMPLE / TEST CONTENT] EXAMPLE, not published. We rechecked an honesty penalty, a currency-conversion example and the corpus size against code and repo history. One holds, one is off tenfold, one uses an older count.","x-payment-info":{"price":{"mode":"fixed","currency":"USD","amount":"0.20"},"protocols":[{"x402":{}}]},"responses":{"200":{"description":"Sample article excerpt (JSON)"},"402":{"description":"Payment Required (x402 v2)"}}}},"/articles/{articleId}":{"get":{"operationId":"articleLanding","security":[],"summary":"Free landing page (HTML)","parameters":[{"name":"articleId","in":"path","required":true,"schema":{"type":"string"}}],"responses":{"200":{"description":"HTML"}}}},"/healthz":{"get":{"operationId":"health","security":[],"responses":{"200":{"description":"ok"}}}}}}