{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:TCUYCD3VUUBMVTJDIGOEJMFKGR","short_pith_number":"pith:TCUYCD3V","canonical_record":{"source":{"id":"2105.06424","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2021-05-13T17:00:07Z","cross_cats_sorted":["cs.LO"],"title_canon_sha256":"10a2c5a8a2d53377f3faa96d51ef483f7e83b8ed5be12c0ed427feecc5085974","abstract_canon_sha256":"d2cc850bee0ef133cb99ee9c5502f47c8000c796946349db146e8efad520e4fd"},"schema_version":"1.0"},"canonical_sha256":"98a9810f75a502cacd23419c44b0aa3443b45260f625cb105ff19a67177886c1","source":{"kind":"arxiv","id":"2105.06424","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.06424","created_at":"2026-07-05T02:40:07Z"},{"alias_kind":"arxiv_version","alias_value":"2105.06424v1","created_at":"2026-07-05T02:40:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.06424","created_at":"2026-07-05T02:40:07Z"},{"alias_kind":"pith_short_12","alias_value":"TCUYCD3VUUBM","created_at":"2026-07-05T02:40:07Z"},{"alias_kind":"pith_short_16","alias_value":"TCUYCD3VUUBMVTJD","created_at":"2026-07-05T02:40:07Z"},{"alias_kind":"pith_short_8","alias_value":"TCUYCD3V","created_at":"2026-07-05T02:40:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:TCUYCD3VUUBMVTJDIGOEJMFKGR","target":"record","payload":{"canonical_record":{"source":{"id":"2105.06424","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2021-05-13T17:00:07Z","cross_cats_sorted":["cs.LO"],"title_canon_sha256":"10a2c5a8a2d53377f3faa96d51ef483f7e83b8ed5be12c0ed427feecc5085974","abstract_canon_sha256":"d2cc850bee0ef133cb99ee9c5502f47c8000c796946349db146e8efad520e4fd"},"schema_version":"1.0"},"canonical_sha256":"98a9810f75a502cacd23419c44b0aa3443b45260f625cb105ff19a67177886c1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:40:07.666278Z","signature_b64":"sy1nPTK7ohSHrAKkOKl34Gg+8+F/REVvUAINxXvEuXrtUWfr6e+flEaYyh2z3ZQHem9GvtqVMTDU0ibwy0gDAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"98a9810f75a502cacd23419c44b0aa3443b45260f625cb105ff19a67177886c1","last_reissued_at":"2026-07-05T02:40:07.665871Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:40:07.665871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2105.06424","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:40:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z/DONiWuYYb8f/LxHwRnP4hP+5nHHp6ZPVb+217iZsQj5HHeJJZfbKEw87/4+q3vxIdqASv+pWPAIQHL3nEIDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-11T04:31:45.137426Z"},"content_sha256":"c9d2547e2d9c9ced3962913ed0d7377a7d6ee26a59ed8bb6b8ab9bf5926601b0","schema_version":"1.0","event_id":"sha256:c9d2547e2d9c9ced3962913ed0d7377a7d6ee26a59ed8bb6b8ab9bf5926601b0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:TCUYCD3VUUBMVTJDIGOEJMFKGR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stateless Model Checking under a Reads-Value-From Equivalence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LO"],"primary_cat":"cs.PL","authors_text":"Andreas Pavlogiannis, Krishnendu Chatterjee, Pratyush Agarwal, Shreya Pathak, Viktor Toman","submitted_at":"2021-05-13T17:00:07Z","abstract_excerpt":"Stateless model checking (SMC) is one of the standard approaches to the verification of concurrent programs. As scheduling non-determinism creates exponentially large spaces of thread interleavings, SMC attempts to partition this space into equivalence classes and explore only a few representatives from each class. The efficiency of this approach depends on two factors: (a) the coarseness of the partitioning, and (b) the time to generate representatives in each class. For this reason, the search for coarse partitionings that are efficiently explorable is an active research challenge.\n  In this"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.06424","kind":"arxiv","version":1},"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/2105.06424/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":"2026-07-05T02:40:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WzmyQ3mqw/a3d+nnNm8TAQSCirKPQYrJx7T0GuLOqHPopYwOlMq4kz7o0FEOPiuevrUDUR12SxB55q7I+RA5Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-11T04:31:45.138123Z"},"content_sha256":"0b0b621bf260109ba1b7972f9b02effb041d8ddb7c1f6ee923ca18bc5319c77e","schema_version":"1.0","event_id":"sha256:0b0b621bf260109ba1b7972f9b02effb041d8ddb7c1f6ee923ca18bc5319c77e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TCUYCD3VUUBMVTJDIGOEJMFKGR/bundle.json","state_url":"https://pith.science/pith/TCUYCD3VUUBMVTJDIGOEJMFKGR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TCUYCD3VUUBMVTJDIGOEJMFKGR/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":"2026-07-11T04:31:45Z","links":{"resolver":"https://pith.science/pith/TCUYCD3VUUBMVTJDIGOEJMFKGR","bundle":"https://pith.science/pith/TCUYCD3VUUBMVTJDIGOEJMFKGR/bundle.json","state":"https://pith.science/pith/TCUYCD3VUUBMVTJDIGOEJMFKGR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TCUYCD3VUUBMVTJDIGOEJMFKGR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:TCUYCD3VUUBMVTJDIGOEJMFKGR","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":"d2cc850bee0ef133cb99ee9c5502f47c8000c796946349db146e8efad520e4fd","cross_cats_sorted":["cs.LO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2021-05-13T17:00:07Z","title_canon_sha256":"10a2c5a8a2d53377f3faa96d51ef483f7e83b8ed5be12c0ed427feecc5085974"},"schema_version":"1.0","source":{"id":"2105.06424","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.06424","created_at":"2026-07-05T02:40:07Z"},{"alias_kind":"arxiv_version","alias_value":"2105.06424v1","created_at":"2026-07-05T02:40:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.06424","created_at":"2026-07-05T02:40:07Z"},{"alias_kind":"pith_short_12","alias_value":"TCUYCD3VUUBM","created_at":"2026-07-05T02:40:07Z"},{"alias_kind":"pith_short_16","alias_value":"TCUYCD3VUUBMVTJD","created_at":"2026-07-05T02:40:07Z"},{"alias_kind":"pith_short_8","alias_value":"TCUYCD3V","created_at":"2026-07-05T02:40:07Z"}],"graph_snapshots":[{"event_id":"sha256:0b0b621bf260109ba1b7972f9b02effb041d8ddb7c1f6ee923ca18bc5319c77e","target":"graph","created_at":"2026-07-05T02:40:07Z","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/2105.06424/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Stateless model checking (SMC) is one of the standard approaches to the verification of concurrent programs. As scheduling non-determinism creates exponentially large spaces of thread interleavings, SMC attempts to partition this space into equivalence classes and explore only a few representatives from each class. The efficiency of this approach depends on two factors: (a) the coarseness of the partitioning, and (b) the time to generate representatives in each class. For this reason, the search for coarse partitionings that are efficiently explorable is an active research challenge.\n  In this","authors_text":"Andreas Pavlogiannis, Krishnendu Chatterjee, Pratyush Agarwal, Shreya Pathak, Viktor Toman","cross_cats":["cs.LO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2021-05-13T17:00:07Z","title":"Stateless Model Checking under a Reads-Value-From Equivalence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.06424","kind":"arxiv","version":1},"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:c9d2547e2d9c9ced3962913ed0d7377a7d6ee26a59ed8bb6b8ab9bf5926601b0","target":"record","created_at":"2026-07-05T02:40:07Z","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":"d2cc850bee0ef133cb99ee9c5502f47c8000c796946349db146e8efad520e4fd","cross_cats_sorted":["cs.LO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PL","submitted_at":"2021-05-13T17:00:07Z","title_canon_sha256":"10a2c5a8a2d53377f3faa96d51ef483f7e83b8ed5be12c0ed427feecc5085974"},"schema_version":"1.0","source":{"id":"2105.06424","kind":"arxiv","version":1}},"canonical_sha256":"98a9810f75a502cacd23419c44b0aa3443b45260f625cb105ff19a67177886c1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"98a9810f75a502cacd23419c44b0aa3443b45260f625cb105ff19a67177886c1","first_computed_at":"2026-07-05T02:40:07.665871Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:40:07.665871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sy1nPTK7ohSHrAKkOKl34Gg+8+F/REVvUAINxXvEuXrtUWfr6e+flEaYyh2z3ZQHem9GvtqVMTDU0ibwy0gDAg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:40:07.666278Z","signed_message":"canonical_sha256_bytes"},"source_id":"2105.06424","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c9d2547e2d9c9ced3962913ed0d7377a7d6ee26a59ed8bb6b8ab9bf5926601b0","sha256:0b0b621bf260109ba1b7972f9b02effb041d8ddb7c1f6ee923ca18bc5319c77e"],"state_sha256":"3f2e4805a49173dc858a77c4c839938252587e9994078d1ccb4e98de3a6d4d89"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iZRQGb8eCfQRTDBwJb84CIlyFyirbEkDvGDJQWTPmL4UHH3CftCyLksn0L3v7g3uTCFoLb1Ue+BVlf3knZuhDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-11T04:31:45.143152Z","bundle_sha256":"2aad92ca8545458a2e01a6183d27800112e7184684bcf5a223c22145314e7fbe"}}