{"id":1800793,"recorded_at":"2026-11-01T19:09:20.703233Z","observed_at":"2026-11-01T19:09:20.703174Z","subject_kind":"source_record","subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-18-171","kind":"listing","method":"sync.x402_bazaar/1","body":{"endpoints":[["x402","https://market.datapackvibe.com/x402/assistant-ib26-education-18-171"]],"name":"market.datapackvibe.com/x402/assistant-ib26-education-18-171","owner_address":"0x8bc2aecdd86097f74a1a5fa17764108d9a683c8c","raw":{"accepts":[{"amount":"10000","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"maxTimeoutSeconds":300,"network":"eip155:8453","payTo":"0x8bc2AECdD86097F74a1a5fa17764108D9a683C8C","scheme":"exact"}],"description":"Question bank coverage — Equal-width histogram + Two-measure correlation: Equal-width histogram + Two-measure correlation for supplied question bank coverage records (item_count, objective_count). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows.","extensions":{"bazaar":{"info":{"input":{"body":{"bins":5,"field":"item_count","rows":[{"course_group":"group-a","date":"2026-10-01","item_count":10,"objective_count":1,"row_id":"row-1"},{"course_group":"group-b","date":"2026-10-02","item_count":20,"objective_count":2,"row_id":"row-2"},{"course_group":"group-a","date":"2026-10-03","item_count":15,"objective_count":3,"row_id":"row-3"},{"course_group":"group-b","date":"2026-10-04","item_count":30,"objective_count":4,"row_id":"row-4"}]},"bodyType":"json","method":"POST","type":"http"},"output":{"example":{"files":[],"order_id":"ord_example","result":{"completed":true,"workflow":"ib26-education-18-171"},"sku":"assistant-ib26-education-18-171","status":"delivered"},"type":"json"}},"schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"additionalProperties":false,"properties":{"bins":{"default":5,"maximum":30,"minimum":1,"type":"integer"},"field":{"default":"item_count","enum":["item_count","objective_count"],"type":"string"},"rows":{"default":[{"course_group":"group-a","date":"2026-10-01","item_count":10,"objective_count":1,"row_id":"row-1"},{"course_group":"group-b","date":"2026-10-02","item_count":20,"objective_count":2,"row_id":"row-2"},{"course_group":"group-a","date":"2026-10-03","item_count":15,"objective_count":3,"row_id":"row-3"},{"course_group":"group-b","date":"2026-10-04","item_count":30,"objective_count":4,"row_id":"row-4"}],"items":{"additionalProperties":false,"properties":{"course_group":{"default":"","maxLength":80,"type":"string"},"date":{"default":"","maxLength":10,"pattern":"^\\d{4}-\\d{2}-\\d{2}$","type":"string"},"item_count":{"maximum":1000000000000,"minimum":-1000000000000,"type":["number","null"]},"objective_count":{"maximum":1000000000000,"minimum":-1000000000000,"type":["number","null"]},"row_id":{"default":"","maxLength":80,"minLength":1,"type":"string"}},"required":["row_id","course_group","date","item_count","objective_count"],"type":"object"},"maxItems":200,"minItems":1,"type":"array"}},"required":["rows","field","bins"],"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":"2026-11-01T16:13:22.201Z","quality":{"l30DaysTotalCalls":3,"l30DaysUniquePayers":1,"lastCalledAt":"2026-11-01T16:13:21.826Z"},"resource":"https://market.datapackvibe.com/x402/assistant-ib26-education-18-171","tags":["ai","learning","workflow"],"type":"http","x402Version":2},"source":"x402_bazaar","summary":"Question bank coverage — Equal-width histogram + Two-measure correlation: Equal-width histogram + Two-measure correlation for supplied question bank coverage records (item_count, objective_count). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows."},"body_sha256":"4d9edd564fe49ff28db323575913d71ce0046585ce82547a0f8f63a314db0b41","prev_id":757070,"leaf":"0x9ea8c0fce4fe155c28492a5f08d4b9080c78c9f1575d0839c0ac5a00f0e75525","leaf_text":"{\"body\":\"4d9edd564fe49ff28db323575913d71ce0046585ce82547a0f8f63a314db0b41\",\"id\":1800793,\"kind\":\"listing\",\"method\":\"sync.x402_bazaar/1\",\"observed_us\":1793560160703174,\"prev\":757070,\"subject\":\"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-18-171\",\"subject_kind\":\"source_record\"}","day":{"day":"2026-11-01","leaves":302406,"root":"0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3","chained":"0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4","anchor_chain":"eip155:5042002","anchor_tx":"0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90","anchor_block":70262758},"proof":["0x9ea8b30f0a3527b7801b6528ddad70b895bbb0b6e3c48ca2d7c90851eea217ff","0xfee3a5a1fd48e543952ed090e03e76bbda0a26c905b0ff7f331075290cfa6d00","0x84556d47eea38eaedf4d8c26aa28575443194104eac10664a9e0887a774a07a4","0x0265c4386deab4391be409bb8dd94e4cfcb61a1af4c24eb7375dbecba7118426","0x45e883c5b5a063f8b59ab692662412d56d8f663777c275a19df9dec6cbf57596","0x006c39adb411344caaa9d894e236c2656db63c1906d4c101f1b64f8c9097e5f8","0x6f20ecf1d613b2ce017d6729f9d817133b3d2c62d6263036003954e4e48e8d42","0x578ad21bcb16892ab4ef01c87a24e54c8b702335daab17daa48095a0deb24da7","0xcc66e1c7c31c331989099a189b5001f12896a3a11b2131d9e5e7a7f02b9c9b19","0x3c1c63c404bd7da91db3d90f0b94516d116d85bdf7f3045b60224de3393a722e","0xa83222592fd6a30c344ee769b2efb6f00f46ed22fbc4508896b7b1a4e5bf26bd","0x4c89b8c09ddf598c7b5444153280a7fec7f433b49f71b6e32e97b70a3a7df093","0x1924cea6ca8d851dc6c770385cf3ddff5f03087e38b2b95faa540dab71151946","0x82d96787431d530f2599d2a77b24c7b5e6f2bf6720f7cd054b4dc0d4ba248628","0x4a900ec4cce00639b2e45adc5a7ba556793a171aadb927fa15d539147429570d","0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa","0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d","0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703","0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910"]}