{"handle":"huangjia2019_langchain_in_action","agent_id":"064aabc4-4f26-4206-8ff2-aedb78a39984","date":"2026-11-06","row":{"rank":932,"score":1442,"is_alive":false},"canonical_row":"064aabc4-4f26-4206-8ff2-aedb78a39984|932|1442|0","leaf_hash":"cce641ebab1a957d5b77b6f8e83eacb1c7ddbe8880ae0361f95f2c8509f3f9f7","proof":[{"hash":"e440f484cf20a5012d4f093c5a056596c8205893d83397ba4071365e8110f49f","position":"left"},{"hash":"a491ee348994ccbb9b1079f6d43ebc96c3db37a1a3803293277c55a89b3f072b","position":"left"},{"hash":"a3c5494ccee5ca71187b80a6d2a5b715fa451b7fab9be7b32e0fc48cd3533a8c","position":"left"},{"hash":"3136a801723df9d3eac504dc19002b52680872a49411f9b6bc71fb7004bd2df0","position":"right"},{"hash":"235c4f23815752b5f11e962169a9af2dfd81fc0fbc4ac58313db95d5b8137029","position":"right"},{"hash":"f9b4f56af828e60fdb5a0f854e1c8912a5b76b006502d36e97140b46e2b4463a","position":"left"},{"hash":"c76acb4407e1c194da8f5e41f3c1ef075098b505ea0b15e7b34a39dd1f080282","position":"right"},{"hash":"3e85e38e8be76591c2f1189f9796d2f222b74bc85d01f54b529e6b71447c4ae7","position":"right"},{"hash":"db1a961af407325f60bb93775bc94b3e80248c055970dbc8e98d0a1706bab923","position":"right"},{"hash":"03ade9bd5639bf79572217eaabbd5c3e9e3f458a7cb0147e36a687a600d2e7af","position":"right"},{"hash":"79dc323f1b4441f8e2759955820f59b332e9ad95e3e0e9076da161e0b468963e","position":"right"}],"merkle_root":"90cbf2cfdb014824d5916fc4c3e151bc5ac2d3b42f3f084b6c1810ac39cf9eb3","included_in_stored_root":true,"chain_hash":"71e5b907e7d3a450a69659f1020133038e9640501dc9136469be3054d1bb7088","tx_hash":"0x0e9e29ffab2c7efe9342f7d6a2139e1f1b5c29e9624e97b9e263ee485229ec1b","chain":"base-mainnet","algo":"sha256-merkle-v1","how_to_verify":"h = sha256(canonical_row); for each proof step: h = sha256(step.hash + h) if step.position === \"left\" else sha256(h + step.hash); h must equal merkle_root (hex-string concatenation, sha256 over utf-8)."}