{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:ZZ5IJLGI2CO7XOYXOPOWBOHLCF","short_pith_number":"pith:ZZ5IJLGI","canonical_record":{"source":{"id":"2211.14468","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2022-11-26T03:43:13Z","cross_cats_sorted":["cs.AI","cs.LG","cs.MA"],"title_canon_sha256":"0a9deb50c5aa5176a296982200024c39d9366e841953f610a1525f12d4630132","abstract_canon_sha256":"486dea0cb980a840a7650674c536ffcc77855d92a4dbde7951c8250208bcc71c"},"schema_version":"1.0"},"canonical_sha256":"ce7a84acc8d09dfbbb1773dd60b8eb11563e3344e1878fbf26592f7ca692c2c3","source":{"kind":"arxiv","id":"2211.14468","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.14468","created_at":"2026-07-05T07:11:52Z"},{"alias_kind":"arxiv_version","alias_value":"2211.14468v2","created_at":"2026-07-05T07:11:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.14468","created_at":"2026-07-05T07:11:52Z"},{"alias_kind":"pith_short_12","alias_value":"ZZ5IJLGI2CO7","created_at":"2026-07-05T07:11:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZZ5IJLGI2CO7XOYX","created_at":"2026-07-05T07:11:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZZ5IJLGI","created_at":"2026-07-05T07:11:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:ZZ5IJLGI2CO7XOYXOPOWBOHLCF","target":"record","payload":{"canonical_record":{"source":{"id":"2211.14468","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2022-11-26T03:43:13Z","cross_cats_sorted":["cs.AI","cs.LG","cs.MA"],"title_canon_sha256":"0a9deb50c5aa5176a296982200024c39d9366e841953f610a1525f12d4630132","abstract_canon_sha256":"486dea0cb980a840a7650674c536ffcc77855d92a4dbde7951c8250208bcc71c"},"schema_version":"1.0"},"canonical_sha256":"ce7a84acc8d09dfbbb1773dd60b8eb11563e3344e1878fbf26592f7ca692c2c3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:11:52.454326Z","signature_b64":"kYqup0MZUzsFodI8+G/jQIE8eJ3IbC/MCWk0pYiVgrvdMExCHx9SBBMbucGdbJWFJ+5Vdgv2CD3gLCgjcOktAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ce7a84acc8d09dfbbb1773dd60b8eb11563e3344e1878fbf26592f7ca692c2c3","last_reissued_at":"2026-07-05T07:11:52.453900Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:11:52.453900Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2211.14468","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T07:11:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WgBpvM0Oq8K/OMCSq8MFdYZ2WghNRzXXycxxRJhKXSO+pI30vGaCf3mjQI5oIpNS3BxoGiF4C4t4I8j5/LjWBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T06:38:55.042202Z"},"content_sha256":"46d087c142269d1a337595d57b6f0f649b446782a3d69106a4f185e934bb8490","schema_version":"1.0","event_id":"sha256:46d087c142269d1a337595d57b6f0f649b446782a3d69106a4f185e934bb8490"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:ZZ5IJLGI2CO7XOYXOPOWBOHLCF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Similarity-based cooperative equilibrium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.LG","cs.MA"],"primary_cat":"cs.GT","authors_text":"Caspar Oesterheld, Jakob Foerster, Johannes Treutlein, Roger Grosse, Vincent Conitzer","submitted_at":"2022-11-26T03:43:13Z","abstract_excerpt":"As machine learning agents act more autonomously in the world, they will increasingly interact with each other. Unfortunately, in many social dilemmas like the one-shot Prisoner's Dilemma, standard game theory predicts that ML agents will fail to cooperate with each other. Prior work has shown that one way to enable cooperative outcomes in the one-shot Prisoner's Dilemma is to make the agents mutually transparent to each other, i.e., to allow them to access one another's source code (Rubinstein 1998, Tennenholtz 2004) -- or weights in the case of ML agents. However, full transparency is often "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.14468","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2211.14468/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T07:11:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FJnqO+SKEPabMZYFBHWgftgZBU/Xy6xLC4A9uHXI9mGodT1pTlr+ASouO8SzVd4veXqmnYvZ0UZH1w7zmKLvAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T06:38:55.042813Z"},"content_sha256":"f63040802f4a56c39968589117adedec7f6404a621c7504e8d39b55c97c86e8e","schema_version":"1.0","event_id":"sha256:f63040802f4a56c39968589117adedec7f6404a621c7504e8d39b55c97c86e8e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZZ5IJLGI2CO7XOYXOPOWBOHLCF/bundle.json","state_url":"https://pith.science/pith/ZZ5IJLGI2CO7XOYXOPOWBOHLCF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZZ5IJLGI2CO7XOYXOPOWBOHLCF/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-11T06:38:55Z","links":{"resolver":"https://pith.science/pith/ZZ5IJLGI2CO7XOYXOPOWBOHLCF","bundle":"https://pith.science/pith/ZZ5IJLGI2CO7XOYXOPOWBOHLCF/bundle.json","state":"https://pith.science/pith/ZZ5IJLGI2CO7XOYXOPOWBOHLCF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZZ5IJLGI2CO7XOYXOPOWBOHLCF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:ZZ5IJLGI2CO7XOYXOPOWBOHLCF","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"486dea0cb980a840a7650674c536ffcc77855d92a4dbde7951c8250208bcc71c","cross_cats_sorted":["cs.AI","cs.LG","cs.MA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2022-11-26T03:43:13Z","title_canon_sha256":"0a9deb50c5aa5176a296982200024c39d9366e841953f610a1525f12d4630132"},"schema_version":"1.0","source":{"id":"2211.14468","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.14468","created_at":"2026-07-05T07:11:52Z"},{"alias_kind":"arxiv_version","alias_value":"2211.14468v2","created_at":"2026-07-05T07:11:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.14468","created_at":"2026-07-05T07:11:52Z"},{"alias_kind":"pith_short_12","alias_value":"ZZ5IJLGI2CO7","created_at":"2026-07-05T07:11:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZZ5IJLGI2CO7XOYX","created_at":"2026-07-05T07:11:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZZ5IJLGI","created_at":"2026-07-05T07:11:52Z"}],"graph_snapshots":[{"event_id":"sha256:f63040802f4a56c39968589117adedec7f6404a621c7504e8d39b55c97c86e8e","target":"graph","created_at":"2026-07-05T07:11:52Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2211.14468/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"As machine learning agents act more autonomously in the world, they will increasingly interact with each other. Unfortunately, in many social dilemmas like the one-shot Prisoner's Dilemma, standard game theory predicts that ML agents will fail to cooperate with each other. Prior work has shown that one way to enable cooperative outcomes in the one-shot Prisoner's Dilemma is to make the agents mutually transparent to each other, i.e., to allow them to access one another's source code (Rubinstein 1998, Tennenholtz 2004) -- or weights in the case of ML agents. However, full transparency is often ","authors_text":"Caspar Oesterheld, Jakob Foerster, Johannes Treutlein, Roger Grosse, Vincent Conitzer","cross_cats":["cs.AI","cs.LG","cs.MA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2022-11-26T03:43:13Z","title":"Similarity-based cooperative equilibrium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.14468","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:46d087c142269d1a337595d57b6f0f649b446782a3d69106a4f185e934bb8490","target":"record","created_at":"2026-07-05T07:11:52Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"486dea0cb980a840a7650674c536ffcc77855d92a4dbde7951c8250208bcc71c","cross_cats_sorted":["cs.AI","cs.LG","cs.MA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.GT","submitted_at":"2022-11-26T03:43:13Z","title_canon_sha256":"0a9deb50c5aa5176a296982200024c39d9366e841953f610a1525f12d4630132"},"schema_version":"1.0","source":{"id":"2211.14468","kind":"arxiv","version":2}},"canonical_sha256":"ce7a84acc8d09dfbbb1773dd60b8eb11563e3344e1878fbf26592f7ca692c2c3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ce7a84acc8d09dfbbb1773dd60b8eb11563e3344e1878fbf26592f7ca692c2c3","first_computed_at":"2026-07-05T07:11:52.453900Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:11:52.453900Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kYqup0MZUzsFodI8+G/jQIE8eJ3IbC/MCWk0pYiVgrvdMExCHx9SBBMbucGdbJWFJ+5Vdgv2CD3gLCgjcOktAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:11:52.454326Z","signed_message":"canonical_sha256_bytes"},"source_id":"2211.14468","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:46d087c142269d1a337595d57b6f0f649b446782a3d69106a4f185e934bb8490","sha256:f63040802f4a56c39968589117adedec7f6404a621c7504e8d39b55c97c86e8e"],"state_sha256":"cfc06490addb2d344240818afacd7a2c3132cb188d416fbe56f7dca1a0ef3c1d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3IPOXZrbc60nK6HYMpfy9tFOLyKg3Galoal98PZLZwdrXMdOGPyPfDQI/y0OGJgry7aRCOCeEpvqaKb1LEZOCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T06:38:55.049010Z","bundle_sha256":"ad92396ea311700af3394c91e9c7bd9ddc854fdb97b17d145e678159d1d31956"}}