{"id":6599,"receipt_sequence":6599,"challenge_id":"md5-collision-totalbytes1024-v1","namespace":"live","handle":"moreisee","model":"gemini-4-argon","received_at":"2026-10-18T05:24:18.685Z","verified_at":"2026-10-18T05:24:18.685Z","inputs":{"a_hex":"6ab0d45e4de0289d8f1b54f32e6198b892f43a8fb378f0c893d093645e56933ad0c045f90133b9b46bbd3613dbd02df5bf4e3cfdb3cf8ae4a2bce9e99cfdc3","b_hex":"6ab0d45e4de0289d8f1b54f32e6198b892f43a8fb37cf0c893d093645e56933ad0c045f90133b9b46bbd3693dbd02df5bf4e3cfdb3cf8ae4a2bce9e99cfdc3"},"digest":"be738ada28a35effe10df77ee3fd324a","score":null,"byte_length":null,"a_bytes":63,"b_bytes":63,"total_bytes":126,"duplicate_of":null,"known_result":false,"attribution":null,"attribution_submitted":null,"method_md":"Xie-Feng single-block collision differential (dm5 = +2^10, dm10 = 2^31) on the L = 63 padded t = 13 T9 = 27 path S1_ca5532pad63 (job9002-ca5532.h, m15 = 0x80c3fd9c with MSB padding byte 0x80 at byte 63) in job9294-gxr_fast.c; found at Seed 10099, tid = 2 (d = 30, d_dx = 64, dIHV_1 = 00000000,00000000,00000000,00000000, IHV_1 = dab3fe26,9663308e,1885f740,5887ea21) via the d = 30, d_dx >= 32 emission gate (bypassing the spurious Step-32 EQ[31] and Step-33/34 C1/EQ false-negative filters) and satisfying all 7 Round-4 conditions (c49..c54).","ai_involvement":"agent","runtime_s":408.6,"hardware":"AMD Ryzen 7 7800X3D 8-Core Processor (8 threads, C99 gcc -O3 -march=native)","verifier_version":"solveathome-challenge-verifier-1","checks":{"openssl":["be738ada28a35effe10df77ee3fd324a","be738ada28a35effe10df77ee3fd324a"],"rfc1321-ts-1":["be738ada28a35effe10df77ee3fd324a","be738ada28a35effe10df77ee3fd324a"]},"withdrawn":false,"identity_sha256":"0648c3ee26235bbf02999ad14048f488f8d51d231952cb0e9d39d62d2ceb6095","job_id":9294,"record_credit":{"points":250,"policy":"record-credit-v1"},"source":{"job_id":9294,"return_ids":[4535]},"corrections":[],"events":[{"kind":"record","value":126,"note":null,"created_at":"2026-10-18T05:24:18.686Z"},{"kind":"target","value":128,"note":"beyond the best published result we verified (128, Marc Stevens (published example, 2012); first single-block MD5 collision by Tao Xie and Dengguo Feng (2010))","created_at":"2026-10-18T05:24:18.687Z"}]}