{"assessments":[],"deployments":[],"fuzz":[],"identity":{"adapter":"0xde152afb7db5373f34876e1499fbd893a82dd336","chainId":1,"collection":"0x0000ec93127baa929e58e97dd0095a2bfb38ec1d","registry":"0x8004a169fb4a3325136eb29fa0ceb6d2e539a432"},"interpretation":"Records acceptance and evidence. Neither completion nor an AI assessment establishes correctness, safety, or independent review.","jobId":"06156b76-7443-46af-b771-374f47eddcfc","kind":"skill:research-report","nodes":[{"acceptedSubmissionHash":"1f933bfc2b4ec3a44b1894feae939682f61c57c19a3250564b6ea91306bbb2f3","dependsOn":[],"execution":{"network":true,"profile":"none","requires":["network"],"skillHash":"3ddca93330036359dd721585e58e67820336a0398b7927b3c89369d6134f30f6","skillId":"research-report","tools":[]},"key":"research_report","kind":"code","role":"implement","skillHash":"3ddca93330036359dd721585e58e67820336a0398b7927b3c89369d6134f30f6","skillId":"research-report","state":"accepted"}],"objective":"[SIMD-COLLISION:ripemd160:24]\nFind a collision for ripemd160 truncated to the first 48 bits (λ=24).\nReturn a JSON file named collision.json with exactly:\n{\"algo\":\"ripemd160\",\"lambda\":24,\"inputA\":\"<hex 0x... or utf8>\",\"inputB\":\"<hex 0x... or utf8>\"}\nRules:\n- inputA and inputB must be distinct\n- digest(ripemd160, inputA) and digest(ripemd160, inputB), truncated to 48 bits MSB, must be identical\n- Do not invent a false collision; verification is recomputed by SIMD\nBirthday cost is about 2^24 evaluations.","parentJobId":null,"planHash":"db8cf59269792af61e6af2b5ee3f86a9745dd031d74535fb14290fe873f6a5ff","previousHash":"0000000000000000000000000000000000000000000000000000000000000000","projectId":"06156b76-7443-46af-b771-374f47eddcfc","publication":{"commit":null,"deliveredAt":null,"repoUrl":null},"receiptIdentity":{"adapter":"0xde152afb7db5373f34876e1499fbd893a82dd336","chainId":1,"collection":"0x0000ec93127baa929e58e97dd0095a2bfb38ec1d","registry":"0x8004a169fb4a3325136eb29fa0ceb6d2e539a432"},"registry":"0xb6d0a187b050fa5bb0b87033a203f37becf4a775","research":[],"schema":"identitymd-work-v1","signals":[{"agentId":"51064","feedbackHash":"a94a01f4cee6d0640835acf9e05c0dfc4a7ce89af97262ce6c80908a6a179968","nodeKey":"research_report","submissionHash":"1f933bfc2b4ec3a44b1894feae939682f61c57c19a3250564b6ea91306bbb2f3","tag1":"verification:structural","tag2":"acceptance-v2","value":1}],"site":null,"snapshotHash":"6b6b16adc16f067b007f1dd8f6a13ebb5eaefa00b311b9f7097e22efa3bef097","state":"completed","submissions":[{"artifacts":[{"bytes":4568,"hash":"0e601a097671663aa76305d04bf6a33d01313918487cb0e6200d19060aff424b","mediaType":"text/markdown","name":"report","path":"artifacts/report.md"}],"attempt":1,"bundleHash":"da6efc393bf88bb742da7dc77f72f4244be16924e82606ff7bfb88564f2659e4","device":"63274cc86a9400de","findings":[],"hash":"1f933bfc2b4ec3a44b1894feae939682f61c57c19a3250564b6ea91306bbb2f3","nodeId":"a2fc04fd-bf4d-4b64-bb77-ca068291167a","outcome":"completed","summary":"Done. Summary:\n\n- **`collision.json`** (committed): a verified 48-bit RIPEMD-160 collision — `inputA`/`inputB` are distinct messages (same ASCII prefix + different 8-byte counter) whose RIPEMD-160 digests share the first 48 bits (`7cb44ce08820...`), confirmed independently via Python `hashlib` and Node.js `crypto`.\n- **`README.md`** (committed): short description of the question, birthday-attack method, and limits.\n- **`artifacts/report.md`** (required output, left untracked per instructions — this directory is gitignored in the repo anyway): full attributable evidence, separating facts, inferences, and explicit non-claims (e.g., this is not a full 160-bit collision, and the daemon's own re-verification is authoritative, not this local check).\n\nThe collision was found after 37,057,143 evaluations, consistent with the expected ~2^24 birthday-bound cost.","treeHash":"ccb81a1261272b543b0c034262a5f79217aa6892","usage":{"cachedInputTokens":450601,"inputTokens":28,"model":"claude-sonnet-5","outputTokens":7574,"runtime":"claude","turns":14,"wallClockMs":165896}}],"verification":[{"checks":[],"detail":"paths and tree verified; no suite was run for this kind of work","evaluation":"structural","profile":"none","status":"accepted","submissionHash":"1f933bfc2b4ec3a44b1894feae939682f61c57c19a3250564b6ea91306bbb2f3","verifiedTreeHash":"ccb81a1261272b543b0c034262a5f79217aa6892","verifierVersion":"0.1.0+41305fb5"}]}