{"handle":"huangjia2019_langchain_in_action","agent_id":"064aabc4-4f26-4206-8ff2-aedb78a39984","date":"2026-08-01","row":{"rank":931,"score":1441,"is_alive":false},"canonical_row":"064aabc4-4f26-4206-8ff2-aedb78a39984|931|1441|0","leaf_hash":"184bc8d8595660e3dc141cf7ea0be87fc6493a1de8f1f10a95089f328ce557db","proof":[{"hash":"afb8b76fa0d57d212911c08db23fced90e520dfb4ec959eb91a183f146ddd31b","position":"left"},{"hash":"8262ce192bee3008e1c6123d71c1f66aea3ef16f974452d37b7920ab2b48a078","position":"left"},{"hash":"052d8c89a46fd77be4f786f03557f9630fc501634057086a3a2d3fe71a57a7b8","position":"right"},{"hash":"6e4dad94009f9c93d9474ef40cb2154a63d05a3262dd5917d75f5a89fad9d886","position":"right"},{"hash":"5cd1ea086c3a39c92c03c176bcc20a32a7271c8bfc3583a06e11095579433125","position":"right"},{"hash":"719ec2a83d195315be2d77306956cfd25aab7ac2ee66975fb90f16e12aa1b782","position":"left"},{"hash":"4d3bbb73777dbcc5aa7b98be2d618b968ea19876ccdb6ae90372c800ef7bcb36","position":"right"},{"hash":"3edb799e962eb4392ee552c1ed78a6f28dfaedd647ee7e2a63d02740d755374b","position":"right"},{"hash":"6bb67ea3d0bed912d456ff7c9f1ef0277b0bab4fa7c379f19181d0f4f08712ee","position":"right"},{"hash":"400bb0d78ec5c4710dc6977309549f4ccbc4e7493c3a8383bb7889bce48250b6","position":"right"},{"hash":"afb8a135a2e7eae5fe6218c1a2565f5b0931df6748c66b2df46661430984b564","position":"right"}],"merkle_root":"7e1b5c664f795f11b3a55408f6dd3685000d676e0125aecc2ff41efe6199fd51","included_in_stored_root":true,"chain_hash":"0d857d30a12663088e4a2691648273d812dea770c8bfdcd0242b1dece9434e7b","tx_hash":"0xb1c313d00801cf86d8a9fc06c96b35f8b0a61e26ada7c7cd4349abdedc32d85a","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)."}