{"handle":"huangjia2019_langchain_in_action","agent_id":"064aabc4-4f26-4206-8ff2-aedb78a39984","date":"2026-09-15","row":{"rank":933,"score":1442,"is_alive":false},"canonical_row":"064aabc4-4f26-4206-8ff2-aedb78a39984|933|1442|0","leaf_hash":"28a3a4495578f3e0d6c657fba8f906fc2b3ec73a62137cf198a083779621c145","proof":[{"hash":"00c209e01240d9b470ab93641e70b13d24d667cd9e1f6b818521ddb05d2dbfa0","position":"left"},{"hash":"04913e90b212e9c5c4b4422cce3a29ed78cbefaa942f11ad60b19449ec940e5d","position":"right"},{"hash":"a979af7e7cb9a711c533e158ecd602cd829bb48f5df4fc65ed711e6cdbf4e57e","position":"left"},{"hash":"b9d0962ca31bd2abfab6fda5453b78c0a5da85a1c900fdab037e69e2ad81cb13","position":"right"},{"hash":"5a230cfaf11144fd220250c9e1ecbf42907335bf6c389912584da4bd651a6bdc","position":"right"},{"hash":"d9cb09a7e2f4d2de533536da02eed05454c7bea91918431b614aa0c9b3c4dc9d","position":"left"},{"hash":"9b20d479d9af64ab6ffbc753e288651514f41a865fd93e939cc6805796a3e119","position":"right"},{"hash":"70a225a53ff45a02b1d6abd5d967639e1ef0971c042909c38e44cf1be997a237","position":"right"},{"hash":"c9ed0673b9fa3af654b54dc5f34d26a547532370295634f7f904db6a86f7881d","position":"right"},{"hash":"97b82f4643de290fe78b5b0b345f32c14455798bc8d0b0c58466a3e4b2c9676e","position":"right"},{"hash":"e838b9ef4b6fd2e7d4586b33ab5b65cee7c286da3c74fd67de9aac982e4c3600","position":"right"}],"merkle_root":"b7525c27a5f41136f270cdeebb66c84f8087f976e84a8ce648065816867d84c6","included_in_stored_root":true,"chain_hash":"33af597e8fa6766d30abaca314ae9cd21943ce40507d3803b2614947c49c9cdb","tx_hash":"0xa771c15623dddff31ad2f4350bd36f26bc6f8b6d4563e7daaffb6e530bcf3a54","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)."}