{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:THZTX4ERL5HBVSVJKRNN3RG2HB","short_pith_number":"pith:THZTX4ER","canonical_record":{"source":{"id":"1412.7083","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-12-22T18:30:35Z","cross_cats_sorted":[],"title_canon_sha256":"2d41ab440d7b22bf0163087987e5e3228ed466ad7fb6f02e16b1fcd9154ba534","abstract_canon_sha256":"0674da7b55e716f7f6680fdd458707e0d71eafd58b598ffd69389e1fb035d604"},"schema_version":"1.0"},"canonical_sha256":"99f33bf0915f4e1acaa9545addc4da38637dd2b8fdbd26e812caa01837986608","source":{"kind":"arxiv","id":"1412.7083","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.7083","created_at":"2026-05-18T01:35:38Z"},{"alias_kind":"arxiv_version","alias_value":"1412.7083v2","created_at":"2026-05-18T01:35:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.7083","created_at":"2026-05-18T01:35:38Z"},{"alias_kind":"pith_short_12","alias_value":"THZTX4ERL5HB","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"THZTX4ERL5HBVSVJ","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"THZTX4ER","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:THZTX4ERL5HBVSVJKRNN3RG2HB","target":"record","payload":{"canonical_record":{"source":{"id":"1412.7083","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-12-22T18:30:35Z","cross_cats_sorted":[],"title_canon_sha256":"2d41ab440d7b22bf0163087987e5e3228ed466ad7fb6f02e16b1fcd9154ba534","abstract_canon_sha256":"0674da7b55e716f7f6680fdd458707e0d71eafd58b598ffd69389e1fb035d604"},"schema_version":"1.0"},"canonical_sha256":"99f33bf0915f4e1acaa9545addc4da38637dd2b8fdbd26e812caa01837986608","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:38.250360Z","signature_b64":"AV19G6zY4XB/HCdAF5rKv6mLgN4HNE6Z/EppPKOEd7njSg01mqxPOJsaSID926o43TCdIFncfd31U1ibUFLEDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99f33bf0915f4e1acaa9545addc4da38637dd2b8fdbd26e812caa01837986608","last_reissued_at":"2026-05-18T01:35:38.249635Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:38.249635Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.7083","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":"2026-05-18T01:35:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zCVm8xtElobgB6bDVWObE753GOAPh5wT49LrOjLu0fJwfH+slMwSbg1OTp9HhRjA0UtTXfHQ7YVb6ellEDdXBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T01:55:43.925491Z"},"content_sha256":"b672d1235d8628cc357da0842ae4cdbc558a9fb1768d6989a545dae8ad310c1e","schema_version":"1.0","event_id":"sha256:b672d1235d8628cc357da0842ae4cdbc558a9fb1768d6989a545dae8ad310c1e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:THZTX4ERL5HBVSVJKRNN3RG2HB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Revisiting Hartle's model using perturbed matching theory to second order: amending the change in mass","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Borja Reina, Ra\\\"ul Vera","submitted_at":"2014-12-22T18:30:35Z","abstract_excerpt":"Hartle's model describes the equilibrium configuration of a rotating isolated compact body in perturbation theory up to second order in General Relativity. The interior of the body is a perfect fluid with a barotropic equation of state, no convective motions and rigid rotation. That interior is matched across its surface to an asymptotically flat vacuum exterior. Perturbations are taken to second order around a static and spherically symmetric background configuration. Apart from the explicit assumptions, the perturbed configuration is constructed upon some implicit premises, in particular the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.7083","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":""},"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":"2026-05-18T01:35:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ReJhhCLuHnieSx/Ip/PcdzwQ9HK9KQG8BkRSHP8+kopb3R3IZsdROrumyuDikn9i+nwv/bZjt8o5k/PitUl3Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T01:55:43.925872Z"},"content_sha256":"8a3e6839e4fefca36d3cc485c4cd56a7181ea002f0d5a6802475e860ab8d86db","schema_version":"1.0","event_id":"sha256:8a3e6839e4fefca36d3cc485c4cd56a7181ea002f0d5a6802475e860ab8d86db"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/THZTX4ERL5HBVSVJKRNN3RG2HB/bundle.json","state_url":"https://pith.science/pith/THZTX4ERL5HBVSVJKRNN3RG2HB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/THZTX4ERL5HBVSVJKRNN3RG2HB/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":"2026-05-22T01:55:43Z","links":{"resolver":"https://pith.science/pith/THZTX4ERL5HBVSVJKRNN3RG2HB","bundle":"https://pith.science/pith/THZTX4ERL5HBVSVJKRNN3RG2HB/bundle.json","state":"https://pith.science/pith/THZTX4ERL5HBVSVJKRNN3RG2HB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/THZTX4ERL5HBVSVJKRNN3RG2HB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:THZTX4ERL5HBVSVJKRNN3RG2HB","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":"0674da7b55e716f7f6680fdd458707e0d71eafd58b598ffd69389e1fb035d604","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-12-22T18:30:35Z","title_canon_sha256":"2d41ab440d7b22bf0163087987e5e3228ed466ad7fb6f02e16b1fcd9154ba534"},"schema_version":"1.0","source":{"id":"1412.7083","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.7083","created_at":"2026-05-18T01:35:38Z"},{"alias_kind":"arxiv_version","alias_value":"1412.7083v2","created_at":"2026-05-18T01:35:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.7083","created_at":"2026-05-18T01:35:38Z"},{"alias_kind":"pith_short_12","alias_value":"THZTX4ERL5HB","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"THZTX4ERL5HBVSVJ","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"THZTX4ER","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:8a3e6839e4fefca36d3cc485c4cd56a7181ea002f0d5a6802475e860ab8d86db","target":"graph","created_at":"2026-05-18T01:35:38Z","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":"Hartle's model describes the equilibrium configuration of a rotating isolated compact body in perturbation theory up to second order in General Relativity. The interior of the body is a perfect fluid with a barotropic equation of state, no convective motions and rigid rotation. That interior is matched across its surface to an asymptotically flat vacuum exterior. Perturbations are taken to second order around a static and spherically symmetric background configuration. Apart from the explicit assumptions, the perturbed configuration is constructed upon some implicit premises, in particular the","authors_text":"Borja Reina, Ra\\\"ul Vera","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-12-22T18:30:35Z","title":"Revisiting Hartle's model using perturbed matching theory to second order: amending the change in mass"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.7083","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:b672d1235d8628cc357da0842ae4cdbc558a9fb1768d6989a545dae8ad310c1e","target":"record","created_at":"2026-05-18T01:35:38Z","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":"0674da7b55e716f7f6680fdd458707e0d71eafd58b598ffd69389e1fb035d604","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-12-22T18:30:35Z","title_canon_sha256":"2d41ab440d7b22bf0163087987e5e3228ed466ad7fb6f02e16b1fcd9154ba534"},"schema_version":"1.0","source":{"id":"1412.7083","kind":"arxiv","version":2}},"canonical_sha256":"99f33bf0915f4e1acaa9545addc4da38637dd2b8fdbd26e812caa01837986608","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99f33bf0915f4e1acaa9545addc4da38637dd2b8fdbd26e812caa01837986608","first_computed_at":"2026-05-18T01:35:38.249635Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:35:38.249635Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AV19G6zY4XB/HCdAF5rKv6mLgN4HNE6Z/EppPKOEd7njSg01mqxPOJsaSID926o43TCdIFncfd31U1ibUFLEDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:35:38.250360Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.7083","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b672d1235d8628cc357da0842ae4cdbc558a9fb1768d6989a545dae8ad310c1e","sha256:8a3e6839e4fefca36d3cc485c4cd56a7181ea002f0d5a6802475e860ab8d86db"],"state_sha256":"ef8656ceb3b99b97ee3816eee18ce84f3d722e440d0ed4a1b321823388ad6afb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bKS3y9qwyQyQ5a8xlsnLcDliu5V/UoG6A96M418DIPHcdI9HkqF4BXeS5gc/dp2l4lxKTLEYIFiW0Qmj4j9kDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T01:55:43.928266Z","bundle_sha256":"dab64cea719d0978e892848985006e99816c5ced5700d53a6465dcf162cee99e"}}