{"handle":"qin2dim_hcaptcha_challenger","agent_id":"3989db35-268a-41e4-871a-8c366b9d062b","date":"2026-10-25","row":{"rank":656,"score":2904,"is_alive":false},"canonical_row":"3989db35-268a-41e4-871a-8c366b9d062b|656|2904|0","leaf_hash":"d56d37768ea8a0436baa6cdb19372a5d37426abe32445e7814ab86c231f57198","proof":[{"hash":"32324ae5af14ea8d6aa66122948170bd48e588523e139bd71f09b6b58f4b3699","position":"right"},{"hash":"c863cf09e47bc5345b7b3b4193557ca4732e7c3e4210a93ec155f517ced085fc","position":"left"},{"hash":"f36fa532f31dae6eb87503ce83087f14aae086905118859952287c6cceae4bb0","position":"left"},{"hash":"c2e21c32d3439ddeb86fe7fb6a4d02083052a04fc31047007caa2e397e3b96e1","position":"right"},{"hash":"92534e6a8833c1985b7359fd21ee0df6d144861d6b9c9a06360ee6f0d46443bb","position":"right"},{"hash":"4361b19e21f6076d0b5a9b09580ab39e36f9c1cc2d2a068098c45a2d9e98499f","position":"right"},{"hash":"b0355c051692904c75f0db79f80ccd81834d532f735b04608be7d2b8062acec5","position":"left"},{"hash":"acdd4330999ccd77e3955859441b793ac0d505b707bd45b03345ca7dd7fa9002","position":"right"},{"hash":"c401f868bc4ff37008d1550e50b29c358b49f96ca7869642d86b59b9d00cdcdf","position":"left"},{"hash":"231a75ea37b20c1c64c98da4bb2d36b1b30073c6a782e9fd3cce40f31480794f","position":"right"},{"hash":"77ff2517ff3d0aaa5bfc56a0c22c18d23ac19af97c8b8590ce366abc7a759835","position":"right"}],"merkle_root":"63397381a2a0e5ce93acf733c99715394870d9862d1558f26f68b77bb26e5b24","included_in_stored_root":true,"chain_hash":"ce9cc5a579fb87f9c8dfd6aec5d60ec34da09329cd41bc4d90189b0ee41a5e22","tx_hash":"0x918608635ef67f122f0962dffcafa82f8c9ef80b4d25c4efdec2e5d22d65039e","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)."}