{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:VEGTZG4AF744C3WMMEDKZWMAGM","short_pith_number":"pith:VEGTZG4A","canonical_record":{"source":{"id":"1208.5512","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-08-27T21:28:54Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"c3c7eeef50c5af24a94ea67aa14ec2189b8cca3c154049081d331deba5f89bde","abstract_canon_sha256":"4644b91bfd0a0a6b919f58faea46d90ebd704745cfcd529c7498f878b75cb250"},"schema_version":"1.0"},"canonical_sha256":"a90d3c9b802ff9c16ecc6106acd980333351c39305caf45dd74ee64cc4c8bf73","source":{"kind":"arxiv","id":"1208.5512","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.5512","created_at":"2026-05-18T01:54:51Z"},{"alias_kind":"arxiv_version","alias_value":"1208.5512v1","created_at":"2026-05-18T01:54:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.5512","created_at":"2026-05-18T01:54:51Z"},{"alias_kind":"pith_short_12","alias_value":"VEGTZG4AF744","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"VEGTZG4AF744C3WM","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"VEGTZG4A","created_at":"2026-05-18T12:27:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:VEGTZG4AF744C3WMMEDKZWMAGM","target":"record","payload":{"canonical_record":{"source":{"id":"1208.5512","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-08-27T21:28:54Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"c3c7eeef50c5af24a94ea67aa14ec2189b8cca3c154049081d331deba5f89bde","abstract_canon_sha256":"4644b91bfd0a0a6b919f58faea46d90ebd704745cfcd529c7498f878b75cb250"},"schema_version":"1.0"},"canonical_sha256":"a90d3c9b802ff9c16ecc6106acd980333351c39305caf45dd74ee64cc4c8bf73","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:54:51.082370Z","signature_b64":"owE36NbOzVM2XeuI4fgSAUusaByjF7sAAd+jpGQWrYldX4ba4neIEDzlOi1BXU0ouLA470qNnHegecIRvBNyAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a90d3c9b802ff9c16ecc6106acd980333351c39305caf45dd74ee64cc4c8bf73","last_reissued_at":"2026-05-18T01:54:51.081674Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:54:51.081674Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1208.5512","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":"2026-05-18T01:54:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w9bCdzen91zuZUahAB1VsR9DYfTUetoCWuf/FrAb0JG5nxdePfyl5NnwncHCrWv8HYZKIhw8+Ogdfc7blCXZAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T01:11:28.944143Z"},"content_sha256":"df934a12e83b8c097f8ba7a48d2ae46e9aba4487f5de71da7398b89dd76f3f9a","schema_version":"1.0","event_id":"sha256:df934a12e83b8c097f8ba7a48d2ae46e9aba4487f5de71da7398b89dd76f3f9a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:VEGTZG4AF744C3WMMEDKZWMAGM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Constraints on massive gravity theory from big bang nucleosynthesis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"gr-qc","authors_text":"G. Lambiase","submitted_at":"2012-08-27T21:28:54Z","abstract_excerpt":"The massive gravity cosmology is studied in the scenario of big bang nucleosynthesis. By making use of current bounds on the deviation from the fractional mass, we derive the constraints on the free parameters of the theory. The cosmological consequences of the model are also discussed in the framework of the PAMELA experiment."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.5512","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":""},"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":"2026-05-18T01:54:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LckqGRcAnozbTrh0awYnjbG8OpoDlWZkMHPGV+xPHefmY94PxiYZnXr5j5t0KjWQORhfTxZqUgAKFz5A351xAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T01:11:28.944607Z"},"content_sha256":"9a1cbbed43d628d67ca665113ac45f8d09d705a2918105acced4e4a6a9d025b9","schema_version":"1.0","event_id":"sha256:9a1cbbed43d628d67ca665113ac45f8d09d705a2918105acced4e4a6a9d025b9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VEGTZG4AF744C3WMMEDKZWMAGM/bundle.json","state_url":"https://pith.science/pith/VEGTZG4AF744C3WMMEDKZWMAGM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VEGTZG4AF744C3WMMEDKZWMAGM/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":"2026-08-21T01:11:28Z","links":{"resolver":"https://pith.science/pith/VEGTZG4AF744C3WMMEDKZWMAGM","bundle":"https://pith.science/pith/VEGTZG4AF744C3WMMEDKZWMAGM/bundle.json","state":"https://pith.science/pith/VEGTZG4AF744C3WMMEDKZWMAGM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VEGTZG4AF744C3WMMEDKZWMAGM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:VEGTZG4AF744C3WMMEDKZWMAGM","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":"4644b91bfd0a0a6b919f58faea46d90ebd704745cfcd529c7498f878b75cb250","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-08-27T21:28:54Z","title_canon_sha256":"c3c7eeef50c5af24a94ea67aa14ec2189b8cca3c154049081d331deba5f89bde"},"schema_version":"1.0","source":{"id":"1208.5512","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.5512","created_at":"2026-05-18T01:54:51Z"},{"alias_kind":"arxiv_version","alias_value":"1208.5512v1","created_at":"2026-05-18T01:54:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.5512","created_at":"2026-05-18T01:54:51Z"},{"alias_kind":"pith_short_12","alias_value":"VEGTZG4AF744","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"VEGTZG4AF744C3WM","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"VEGTZG4A","created_at":"2026-05-18T12:27:25Z"}],"graph_snapshots":[{"event_id":"sha256:9a1cbbed43d628d67ca665113ac45f8d09d705a2918105acced4e4a6a9d025b9","target":"graph","created_at":"2026-05-18T01:54:51Z","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"},"paper":{"abstract_excerpt":"The massive gravity cosmology is studied in the scenario of big bang nucleosynthesis. By making use of current bounds on the deviation from the fractional mass, we derive the constraints on the free parameters of the theory. The cosmological consequences of the model are also discussed in the framework of the PAMELA experiment.","authors_text":"G. Lambiase","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-08-27T21:28:54Z","title":"Constraints on massive gravity theory from big bang nucleosynthesis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.5512","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:df934a12e83b8c097f8ba7a48d2ae46e9aba4487f5de71da7398b89dd76f3f9a","target":"record","created_at":"2026-05-18T01:54:51Z","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":"4644b91bfd0a0a6b919f58faea46d90ebd704745cfcd529c7498f878b75cb250","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-08-27T21:28:54Z","title_canon_sha256":"c3c7eeef50c5af24a94ea67aa14ec2189b8cca3c154049081d331deba5f89bde"},"schema_version":"1.0","source":{"id":"1208.5512","kind":"arxiv","version":1}},"canonical_sha256":"a90d3c9b802ff9c16ecc6106acd980333351c39305caf45dd74ee64cc4c8bf73","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a90d3c9b802ff9c16ecc6106acd980333351c39305caf45dd74ee64cc4c8bf73","first_computed_at":"2026-05-18T01:54:51.081674Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:54:51.081674Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"owE36NbOzVM2XeuI4fgSAUusaByjF7sAAd+jpGQWrYldX4ba4neIEDzlOi1BXU0ouLA470qNnHegecIRvBNyAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:54:51.082370Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.5512","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:df934a12e83b8c097f8ba7a48d2ae46e9aba4487f5de71da7398b89dd76f3f9a","sha256:9a1cbbed43d628d67ca665113ac45f8d09d705a2918105acced4e4a6a9d025b9"],"state_sha256":"f07db965f05d213db493840e4737c5b57d8bef68dd2405c71d43af3037853736"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Or8LPQi7nv0+U+ZHODXmEvSOsF7n7R3L6Dcn3LKb335UgWvboqYSem3wK+SgtbYvCtK7LCF80rS+IiFkKqUpAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T01:11:28.949311Z","bundle_sha256":"eae6b3151ecbbafa13c44e1671ba3c41832cb4662bb4745d3b3c5bc9b1b83a98"}}