{"id":2201386,"recorded_at":"2026-11-02T19:13:24.749813Z","observed_at":"2026-11-02T19:13:24.749758Z","subject_kind":"source_record","subject":"x402_bazaar:https://tabularium.matt-3e0.workers.dev/write","kind":"listing","method":"sync.x402_bazaar/1","body":{"endpoints":[["x402","https://tabularium.matt-3e0.workers.dev/write"]],"name":"Tabularium","owner_address":"0x951bd91ad61d2d867f21b54d2f717d8fff4ad28a","raw":{"accepts":[{"amount":"3000","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"maxTimeoutSeconds":60,"network":"eip155:8453","payTo":"0x951BD91AD61d2D867F21b54D2f717D8FFF4aD28a","scheme":"exact"}],"description":"Agent memory: save a value under a key in a persistent key-value store owned by the paying wallet. The first write opens a 30-day workspace. Memory survives restarts, new machines and hand-offs between agents. Every write is hash-chained and signed (Ed25519), so the history verifies offline. Values up to 64 KB; failed writes are not charged.","extensions":{"bazaar":{"info":{"input":{"body":{"idempotency_key":"retry-7f3a","key":"notes/today","value":"Met the supplier; follow up Friday."},"bodyType":"json","method":"POST","type":"http"},"output":{"example":{"entry":{"hash":"<sha256 hex of this entry>","key":"notes/today","op":"write","prev":"<hash of entry 2>","seq":3,"ts":1790000000000,"valueHash":"<sha256 hex of the value>"},"expiresAt":1792592000000,"head":{"hash":"<entry hash>","seq":3,"sig":"<base64 Ed25519 signature over the head>"},"ok":true,"wallet":"0x..."},"type":"json"}},"schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"idempotency_key":{"description":"Optional retry id; a repeat returns the original entry","pattern":"^[A-Za-z0-9._:-]{1,128}$","type":"string"},"key":{"description":"Key to append under","pattern":"^[A-Za-z0-9._:/-]{1,128}$","type":"string"},"value":{"description":"UTF-8 value, up to 64 KB","maxLength":65536,"type":"string"}},"required":["key","value"],"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"}}},"lastUpdated":"2026-11-02T03:21:46.41Z","quality":{"l30DaysTotalCalls":99,"l30DaysUniquePayers":6,"lastCalledAt":"2026-11-02T03:21:45.942Z"},"resource":"https://tabularium.matt-3e0.workers.dev/write","serviceName":"Tabularium","tags":["agent-memory","storage","verifiable","hash-chain","key-value"],"type":"http","x402Version":2},"source":"x402_bazaar","summary":"Agent memory: save a value under a key in a persistent key-value store owned by the paying wallet. The first write opens a 30-day workspace. Memory survives restarts, new machines and hand-offs between agents. Every write is hash-chained and signed (Ed25519), so the history verifies offline. Values up to 64 KB; failed writes are not charged."},"body_sha256":"b40f40cb0f4795f55f922371d28a81b362ea15ecce1697e2c82801101825c99f","prev_id":1791147,"leaf":"0x852c17d4dc85a4e02e7ca3ddf1eaf6383e009f5e56b0c43f3b14238cbf8eaac3","leaf_text":"{\"body\":\"b40f40cb0f4795f55f922371d28a81b362ea15ecce1697e2c82801101825c99f\",\"id\":2201386,\"kind\":\"listing\",\"method\":\"sync.x402_bazaar/1\",\"observed_us\":1793646804749758,\"prev\":1791147,\"subject\":\"x402_bazaar:https://tabularium.matt-3e0.workers.dev/write\",\"subject_kind\":\"source_record\"}","day":{"day":"2026-11-02","leaves":444186,"root":"0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1","chained":"0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2","anchor_chain":"eip155:5042002","anchor_tx":"0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af","anchor_block":70432815},"proof":["0x852c130b6d47c973b1ac2f84bc8af12a0d46b312d00bfcc9bb37a3f6e4b6168f","0xfb82ac245ce6d6b628d67039cd4d808f826e2729984c684362ed6e3ab8d8b674","0xd161580987b22142c0c2188cedde370857aa2b8688e75e0732ca7e02730b1a4f","0xbbdcea90a68ff720ae8ae482894af1b06963cb12923566fbe69b8402802a08c7","0x8d9b834905143f2ed48cb2905d07dd9ab70be3e09d009e29a6f0f93fb2cb5590","0xffe86ae5186d0033c78ca4950f3b1e42b01057f5c780f570c970750c87ab193c","0x6cbfde38441ad9fc304b11b43147af9027804f31da97ba3158323d9407b22425","0x143db47ebb25c620c7cb2cb4ac3d82d8a49a96861275ff7b7fd4d8730b58044c","0xff86e4b0dd4f50052c2baa89d415d9468c9d7c34f2c7e9028ecae44dc3c39566","0xc58d63cdf0a9d2cb79b43c9548a861796c7dee63d79f3ad0f75b9a4af8800869","0xafbffad6c5910d6eeb054bc01997b605906e12baa18fdc7fd71513353d34d52c","0xe411f7e720673ba3ec5e17cf225d7b613794f2c0fc54fc3c10f61996c290e915","0x01026267e0e47b54aad32519d39da32ac6f5740a40f20ce4f9f7312a7268ad12","0x45296e5ab7be6d8163e528d05039d4c685fc8962fc80b797c1d68574b10b444c","0x510fa2c647d18bb802da12cf41e17d136163e6624e69ed77e15235c4284b69c7","0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543","0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a","0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35","0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e"]}