{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:GJOBZ673FA75QQBRYN5DRYLKW2","short_pith_number":"pith:GJOBZ673","canonical_record":{"source":{"id":"1508.03340","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-08-13T20:07:55Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"a29142bf22dcf5bde9f12d50fe4905adb4f07d85661a018a02d42fa6771ff750","abstract_canon_sha256":"a8cf958ac29a96fece2473d1f21fa99e41f8d66cc4594fe208de353d042c8aea"},"schema_version":"1.0"},"canonical_sha256":"325c1cfbfb283fd84031c37a38e16ab68321cb01e1ce930e40b2e1c4fbfd2247","source":{"kind":"arxiv","id":"1508.03340","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.03340","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"arxiv_version","alias_value":"1508.03340v2","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.03340","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"pith_short_12","alias_value":"GJOBZ673FA75","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GJOBZ673FA75QQBR","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GJOBZ673","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:GJOBZ673FA75QQBRYN5DRYLKW2","target":"record","payload":{"canonical_record":{"source":{"id":"1508.03340","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-08-13T20:07:55Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"a29142bf22dcf5bde9f12d50fe4905adb4f07d85661a018a02d42fa6771ff750","abstract_canon_sha256":"a8cf958ac29a96fece2473d1f21fa99e41f8d66cc4594fe208de353d042c8aea"},"schema_version":"1.0"},"canonical_sha256":"325c1cfbfb283fd84031c37a38e16ab68321cb01e1ce930e40b2e1c4fbfd2247","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:23:23.612913Z","signature_b64":"yvEeDmIeIVDhCSSCMwYrDtaDxVbFE1m+aqFg/jvyg6DXjkT6ZuJvoF7Uf0G4bh/oLk3TyH0WAOVt3hJJmoZuDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"325c1cfbfb283fd84031c37a38e16ab68321cb01e1ce930e40b2e1c4fbfd2247","last_reissued_at":"2026-05-18T01:23:23.612341Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:23:23.612341Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.03340","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":"2026-05-18T01:23:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6cL5v3pI4uHk07WHvunZZZDd+9UiXY8Vl3xL8LIfv2h8znUp6QX+WtRdXdtU1TCA7GWqBDjjiVdffLcfr5OXAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T06:38:39.705678Z"},"content_sha256":"6e2220af38fcacd2e22e2e21ee8f5acff86e8699f9ef5008c5a53383e840be42","schema_version":"1.0","event_id":"sha256:6e2220af38fcacd2e22e2e21ee8f5acff86e8699f9ef5008c5a53383e840be42"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:GJOBZ673FA75QQBRYN5DRYLKW2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Space-filling branes of gravitational ancestry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"Alfredo Perez, Claudio Bunster","submitted_at":"2015-08-13T20:07:55Z","abstract_excerpt":"We introduce a new kind of space-filling brane, which we term \"G-brane\" because its action is a descendant of the gravitational action. The G-brane may be thought of as the remanent of the gravitational field when the propagating gravitons are removed. The G-brane is different from the Dirac or Nambu space-filling branes. Its properties in any spacetime dimension D are exhibited. When the spacetime dimension D is greater than or equal to three, the G-brane does not possess propagating degrees of freedom, just as the Dirac or Nambu branes. For D=3 the G-brane yields a reformulation of gravitati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.03340","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":"2026-05-18T01:23:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RDoQdHQP4cSc3oho0D1OnPCC6XE33JIjqE1sYWTo4dTabW0DHbUeqmH2HHY492e0Tei+vBhV6In4/XliVPLHCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T06:38:39.706460Z"},"content_sha256":"3c7e773271281c426a7024abf2b427252a13d0491a381d085d70f19540d05e47","schema_version":"1.0","event_id":"sha256:3c7e773271281c426a7024abf2b427252a13d0491a381d085d70f19540d05e47"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GJOBZ673FA75QQBRYN5DRYLKW2/bundle.json","state_url":"https://pith.science/pith/GJOBZ673FA75QQBRYN5DRYLKW2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GJOBZ673FA75QQBRYN5DRYLKW2/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":"2026-06-11T06:38:39Z","links":{"resolver":"https://pith.science/pith/GJOBZ673FA75QQBRYN5DRYLKW2","bundle":"https://pith.science/pith/GJOBZ673FA75QQBRYN5DRYLKW2/bundle.json","state":"https://pith.science/pith/GJOBZ673FA75QQBRYN5DRYLKW2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GJOBZ673FA75QQBRYN5DRYLKW2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:GJOBZ673FA75QQBRYN5DRYLKW2","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":"a8cf958ac29a96fece2473d1f21fa99e41f8d66cc4594fe208de353d042c8aea","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-08-13T20:07:55Z","title_canon_sha256":"a29142bf22dcf5bde9f12d50fe4905adb4f07d85661a018a02d42fa6771ff750"},"schema_version":"1.0","source":{"id":"1508.03340","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.03340","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"arxiv_version","alias_value":"1508.03340v2","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.03340","created_at":"2026-05-18T01:23:23Z"},{"alias_kind":"pith_short_12","alias_value":"GJOBZ673FA75","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GJOBZ673FA75QQBR","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GJOBZ673","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:3c7e773271281c426a7024abf2b427252a13d0491a381d085d70f19540d05e47","target":"graph","created_at":"2026-05-18T01:23:23Z","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":"We introduce a new kind of space-filling brane, which we term \"G-brane\" because its action is a descendant of the gravitational action. The G-brane may be thought of as the remanent of the gravitational field when the propagating gravitons are removed. The G-brane is different from the Dirac or Nambu space-filling branes. Its properties in any spacetime dimension D are exhibited. When the spacetime dimension D is greater than or equal to three, the G-brane does not possess propagating degrees of freedom, just as the Dirac or Nambu branes. For D=3 the G-brane yields a reformulation of gravitati","authors_text":"Alfredo Perez, Claudio Bunster","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-08-13T20:07:55Z","title":"Space-filling branes of gravitational ancestry"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.03340","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":"sha256:6e2220af38fcacd2e22e2e21ee8f5acff86e8699f9ef5008c5a53383e840be42","target":"record","created_at":"2026-05-18T01:23:23Z","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":"a8cf958ac29a96fece2473d1f21fa99e41f8d66cc4594fe208de353d042c8aea","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-08-13T20:07:55Z","title_canon_sha256":"a29142bf22dcf5bde9f12d50fe4905adb4f07d85661a018a02d42fa6771ff750"},"schema_version":"1.0","source":{"id":"1508.03340","kind":"arxiv","version":2}},"canonical_sha256":"325c1cfbfb283fd84031c37a38e16ab68321cb01e1ce930e40b2e1c4fbfd2247","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"325c1cfbfb283fd84031c37a38e16ab68321cb01e1ce930e40b2e1c4fbfd2247","first_computed_at":"2026-05-18T01:23:23.612341Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:23:23.612341Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yvEeDmIeIVDhCSSCMwYrDtaDxVbFE1m+aqFg/jvyg6DXjkT6ZuJvoF7Uf0G4bh/oLk3TyH0WAOVt3hJJmoZuDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:23:23.612913Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.03340","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6e2220af38fcacd2e22e2e21ee8f5acff86e8699f9ef5008c5a53383e840be42","sha256:3c7e773271281c426a7024abf2b427252a13d0491a381d085d70f19540d05e47"],"state_sha256":"7961c21ab84191894400816ab2520e6314503d3809c6ef3f15fc41f8c98cc988"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e9E5fjJfyO4hvUsTq+HJFQxBlit/9CMHsuMrgWBw9vYnEPAKz05hoCxeOzu6SJ6i/1MY29Pjcas6kW/JwerNBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T06:38:39.710745Z","bundle_sha256":"c9723d71a0bf5a24ee1d4856f0bf46c6acf5eed0db8c4a7be5067e569071b454"}}