{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:4TLQNJBV6I3BQUUDWBZXVKOKXG","short_pith_number":"pith:4TLQNJBV","canonical_record":{"source":{"id":"2002.08342","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-02-19T18:43:58Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"f1d9953b2cfc871346cd83df2067bce562392560b34d6b35252179387954f3bb","abstract_canon_sha256":"ad12efc248f4c79bc46b3382bacbcef5bc16b5f8988a26fd19cee0b1cce2f0e9"},"schema_version":"1.0"},"canonical_sha256":"e4d706a435f236185283b0737aa9cab99c27fd22919ddc6557b6757921b50310","source":{"kind":"arxiv","id":"2002.08342","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.08342","created_at":"2026-07-05T01:26:40Z"},{"alias_kind":"arxiv_version","alias_value":"2002.08342v3","created_at":"2026-07-05T01:26:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.08342","created_at":"2026-07-05T01:26:40Z"},{"alias_kind":"pith_short_12","alias_value":"4TLQNJBV6I3B","created_at":"2026-07-05T01:26:40Z"},{"alias_kind":"pith_short_16","alias_value":"4TLQNJBV6I3BQUUD","created_at":"2026-07-05T01:26:40Z"},{"alias_kind":"pith_short_8","alias_value":"4TLQNJBV","created_at":"2026-07-05T01:26:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:4TLQNJBV6I3BQUUDWBZXVKOKXG","target":"record","payload":{"canonical_record":{"source":{"id":"2002.08342","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-02-19T18:43:58Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"f1d9953b2cfc871346cd83df2067bce562392560b34d6b35252179387954f3bb","abstract_canon_sha256":"ad12efc248f4c79bc46b3382bacbcef5bc16b5f8988a26fd19cee0b1cce2f0e9"},"schema_version":"1.0"},"canonical_sha256":"e4d706a435f236185283b0737aa9cab99c27fd22919ddc6557b6757921b50310","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:26:40.158699Z","signature_b64":"Vjt6cfsE4DLvFAg0z3/bKldXrS2+3MbSOqCxvNH/FLuVKdMe0hDJScjG4ESztz+T0sVkXIUQjP5d5cuFP4jGCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e4d706a435f236185283b0737aa9cab99c27fd22919ddc6557b6757921b50310","last_reissued_at":"2026-07-05T01:26:40.158145Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:26:40.158145Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2002.08342","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:26:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R7FLoDZjjbEr2A0TpA6/J/k7UVT8/ngbpTp79CXlPcD+It4KFxTlf2+tGMQwzWEN52HHq5wXR8IuX/LPE2bjBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T22:07:19.356049Z"},"content_sha256":"10ff020978ae3c7960af4a14db9e24070e4a0f552bad881a2df83c6f8a6da1b0","schema_version":"1.0","event_id":"sha256:10ff020978ae3c7960af4a14db9e24070e4a0f552bad881a2df83c6f8a6da1b0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:4TLQNJBV6I3BQUUDWBZXVKOKXG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Note on gravity at the boundary of an AdS vacuum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Justin C. Feng","submitted_at":"2020-02-19T18:43:58Z","abstract_excerpt":"In this note, I describe an attempt to construct a phenomenological gravitational model at the boundary of the AdS manifold from the variation of boundary terms in the gravitational action. I find that for an AdS vacuum in the bulk, geometric constraints require that the energy-momentum tensor has constant trace."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.08342","kind":"arxiv","version":3},"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/2002.08342/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":"2026-07-05T01:26:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vg+3rYXyo9W4NKH5vNMI7GX/qN93YE75v3FA3rEq/ZZv8Hj1xYke84PAiClb9GCz93nCfo4IAFfQK+3V35asAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T22:07:19.356472Z"},"content_sha256":"e2c880d17133f24cef7f1d1c5a6eb4da59c73865e8c986734d7e5e60c023f6ec","schema_version":"1.0","event_id":"sha256:e2c880d17133f24cef7f1d1c5a6eb4da59c73865e8c986734d7e5e60c023f6ec"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4TLQNJBV6I3BQUUDWBZXVKOKXG/bundle.json","state_url":"https://pith.science/pith/4TLQNJBV6I3BQUUDWBZXVKOKXG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4TLQNJBV6I3BQUUDWBZXVKOKXG/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":"2026-07-06T22:07:19Z","links":{"resolver":"https://pith.science/pith/4TLQNJBV6I3BQUUDWBZXVKOKXG","bundle":"https://pith.science/pith/4TLQNJBV6I3BQUUDWBZXVKOKXG/bundle.json","state":"https://pith.science/pith/4TLQNJBV6I3BQUUDWBZXVKOKXG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4TLQNJBV6I3BQUUDWBZXVKOKXG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:4TLQNJBV6I3BQUUDWBZXVKOKXG","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":"ad12efc248f4c79bc46b3382bacbcef5bc16b5f8988a26fd19cee0b1cce2f0e9","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-02-19T18:43:58Z","title_canon_sha256":"f1d9953b2cfc871346cd83df2067bce562392560b34d6b35252179387954f3bb"},"schema_version":"1.0","source":{"id":"2002.08342","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.08342","created_at":"2026-07-05T01:26:40Z"},{"alias_kind":"arxiv_version","alias_value":"2002.08342v3","created_at":"2026-07-05T01:26:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.08342","created_at":"2026-07-05T01:26:40Z"},{"alias_kind":"pith_short_12","alias_value":"4TLQNJBV6I3B","created_at":"2026-07-05T01:26:40Z"},{"alias_kind":"pith_short_16","alias_value":"4TLQNJBV6I3BQUUD","created_at":"2026-07-05T01:26:40Z"},{"alias_kind":"pith_short_8","alias_value":"4TLQNJBV","created_at":"2026-07-05T01:26:40Z"}],"graph_snapshots":[{"event_id":"sha256:e2c880d17133f24cef7f1d1c5a6eb4da59c73865e8c986734d7e5e60c023f6ec","target":"graph","created_at":"2026-07-05T01:26:40Z","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/2002.08342/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this note, I describe an attempt to construct a phenomenological gravitational model at the boundary of the AdS manifold from the variation of boundary terms in the gravitational action. I find that for an AdS vacuum in the bulk, geometric constraints require that the energy-momentum tensor has constant trace.","authors_text":"Justin C. Feng","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-02-19T18:43:58Z","title":"Note on gravity at the boundary of an AdS vacuum"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.08342","kind":"arxiv","version":3},"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":"sha256:10ff020978ae3c7960af4a14db9e24070e4a0f552bad881a2df83c6f8a6da1b0","target":"record","created_at":"2026-07-05T01:26:40Z","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":"ad12efc248f4c79bc46b3382bacbcef5bc16b5f8988a26fd19cee0b1cce2f0e9","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-02-19T18:43:58Z","title_canon_sha256":"f1d9953b2cfc871346cd83df2067bce562392560b34d6b35252179387954f3bb"},"schema_version":"1.0","source":{"id":"2002.08342","kind":"arxiv","version":3}},"canonical_sha256":"e4d706a435f236185283b0737aa9cab99c27fd22919ddc6557b6757921b50310","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e4d706a435f236185283b0737aa9cab99c27fd22919ddc6557b6757921b50310","first_computed_at":"2026-07-05T01:26:40.158145Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:26:40.158145Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Vjt6cfsE4DLvFAg0z3/bKldXrS2+3MbSOqCxvNH/FLuVKdMe0hDJScjG4ESztz+T0sVkXIUQjP5d5cuFP4jGCw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:26:40.158699Z","signed_message":"canonical_sha256_bytes"},"source_id":"2002.08342","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:10ff020978ae3c7960af4a14db9e24070e4a0f552bad881a2df83c6f8a6da1b0","sha256:e2c880d17133f24cef7f1d1c5a6eb4da59c73865e8c986734d7e5e60c023f6ec"],"state_sha256":"8bec054d636c99e618625018ef357bfddb3d2dc5ed4f60cf4c0410ed6d117a2f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T3MrpOUAU5rRKqIjio4NEjmD7ceVnvHh8YL8Gpw2DCJfn3XVpXigujcsVbGb7kSYuvHVxFXuicDblLZPEEXdAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T22:07:19.358844Z","bundle_sha256":"c7571c15cc7c1a6427e1b7e75459249bf8ea62338b0885a1c7b9ea0f7dc9257f"}}