{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1995:T6RE3ZFVUOAHNV25I3OYH7ZYNW","short_pith_number":"pith:T6RE3ZFV","canonical_record":{"source":{"id":"gr-qc/9503051","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"1995-03-27T16:47:58Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"9642ec04d7d2495f890f7cd45c791a56ba80d1354d910776742baf494b6d5366","abstract_canon_sha256":"a7c5325e776c523c3d3ea9d2d25263ba5a9e1aa2f5e5d52ca00cc088850fed68"},"schema_version":"1.0"},"canonical_sha256":"9fa24de4b5a38076d75d46dd83ff386d9567fd8f786717c9aa1d8b916e2cd691","source":{"kind":"arxiv","id":"gr-qc/9503051","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/9503051","created_at":"2026-05-18T04:38:06Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/9503051v1","created_at":"2026-05-18T04:38:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/9503051","created_at":"2026-05-18T04:38:06Z"},{"alias_kind":"pith_short_12","alias_value":"T6RE3ZFVUOAH","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"T6RE3ZFVUOAHNV25","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"T6RE3ZFV","created_at":"2026-05-18T12:25:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1995:T6RE3ZFVUOAHNV25I3OYH7ZYNW","target":"record","payload":{"canonical_record":{"source":{"id":"gr-qc/9503051","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"1995-03-27T16:47:58Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"9642ec04d7d2495f890f7cd45c791a56ba80d1354d910776742baf494b6d5366","abstract_canon_sha256":"a7c5325e776c523c3d3ea9d2d25263ba5a9e1aa2f5e5d52ca00cc088850fed68"},"schema_version":"1.0"},"canonical_sha256":"9fa24de4b5a38076d75d46dd83ff386d9567fd8f786717c9aa1d8b916e2cd691","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:38:06.933225Z","signature_b64":"WKnJe5LgVz7wgsUbrvUs2svAJpuQtQIqMKKTTQB6MFyKetlVt1owmyGFJdySy0LK5iW5tJpMuTXlSzTsPswPCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9fa24de4b5a38076d75d46dd83ff386d9567fd8f786717c9aa1d8b916e2cd691","last_reissued_at":"2026-05-18T04:38:06.932775Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:38:06.932775Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"gr-qc/9503051","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":"2026-05-18T04:38:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1TLvtTzOvvR26GeKEQej8ftFIdbddDh+5SX71S7SBNCckq2m6b4ix7RdvTS7NQgdiKB1dxcTXmIGTff+r09VCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T20:50:59.050756Z"},"content_sha256":"bbfca0ed077b4309fb432e380f4a401129288c16a5e2b0c31f1a5d823cd068a5","schema_version":"1.0","event_id":"sha256:bbfca0ed077b4309fb432e380f4a401129288c16a5e2b0c31f1a5d823cd068a5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1995:T6RE3ZFVUOAHNV25I3OYH7ZYNW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"QUANTUM ASPECTS OF 2+1 GRAVITY","license":"","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Florence), R. Loll (INFN","submitted_at":"1995-03-27T16:47:58Z","abstract_excerpt":"We review and systematize recent attempts to canonically quantize general relativity in 2+1 dimensions, defined on space-times $\\R\\times\\Sigma^g$, where $\\Sigma^g$ is a compact Riemann surface of genus $g$. The emphasis is on quantizations of the classical connection formulation, which use Wilson loops as their basic observables, but also results from the ADM formulation are summarized. We evaluate the progress and discuss the possible quantum (in)equivalence of the various approaches."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/9503051","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":"2026-05-18T04:38:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0JVp1Mu262qEw0EFZSjKd2zgVSTYiYhKZ43L7NgA5UdTEHwtr6u0c2T6HBe2U4UEs14cBbbM/3LUVlCYeROcBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T20:50:59.051103Z"},"content_sha256":"c48eda8072dc32fbb59c9e274d86098a245bf4dfece083da6d7bd8c849ba338c","schema_version":"1.0","event_id":"sha256:c48eda8072dc32fbb59c9e274d86098a245bf4dfece083da6d7bd8c849ba338c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T6RE3ZFVUOAHNV25I3OYH7ZYNW/bundle.json","state_url":"https://pith.science/pith/T6RE3ZFVUOAHNV25I3OYH7ZYNW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T6RE3ZFVUOAHNV25I3OYH7ZYNW/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":"2026-06-01T20:50:59Z","links":{"resolver":"https://pith.science/pith/T6RE3ZFVUOAHNV25I3OYH7ZYNW","bundle":"https://pith.science/pith/T6RE3ZFVUOAHNV25I3OYH7ZYNW/bundle.json","state":"https://pith.science/pith/T6RE3ZFVUOAHNV25I3OYH7ZYNW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T6RE3ZFVUOAHNV25I3OYH7ZYNW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:T6RE3ZFVUOAHNV25I3OYH7ZYNW","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":"a7c5325e776c523c3d3ea9d2d25263ba5a9e1aa2f5e5d52ca00cc088850fed68","cross_cats_sorted":["hep-th"],"license":"","primary_cat":"gr-qc","submitted_at":"1995-03-27T16:47:58Z","title_canon_sha256":"9642ec04d7d2495f890f7cd45c791a56ba80d1354d910776742baf494b6d5366"},"schema_version":"1.0","source":{"id":"gr-qc/9503051","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/9503051","created_at":"2026-05-18T04:38:06Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/9503051v1","created_at":"2026-05-18T04:38:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/9503051","created_at":"2026-05-18T04:38:06Z"},{"alias_kind":"pith_short_12","alias_value":"T6RE3ZFVUOAH","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"T6RE3ZFVUOAHNV25","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"T6RE3ZFV","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:c48eda8072dc32fbb59c9e274d86098a245bf4dfece083da6d7bd8c849ba338c","target":"graph","created_at":"2026-05-18T04:38:06Z","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 review and systematize recent attempts to canonically quantize general relativity in 2+1 dimensions, defined on space-times $\\R\\times\\Sigma^g$, where $\\Sigma^g$ is a compact Riemann surface of genus $g$. The emphasis is on quantizations of the classical connection formulation, which use Wilson loops as their basic observables, but also results from the ADM formulation are summarized. We evaluate the progress and discuss the possible quantum (in)equivalence of the various approaches.","authors_text":"Florence), R. Loll (INFN","cross_cats":["hep-th"],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"1995-03-27T16:47:58Z","title":"QUANTUM ASPECTS OF 2+1 GRAVITY"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/9503051","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:bbfca0ed077b4309fb432e380f4a401129288c16a5e2b0c31f1a5d823cd068a5","target":"record","created_at":"2026-05-18T04:38:06Z","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":"a7c5325e776c523c3d3ea9d2d25263ba5a9e1aa2f5e5d52ca00cc088850fed68","cross_cats_sorted":["hep-th"],"license":"","primary_cat":"gr-qc","submitted_at":"1995-03-27T16:47:58Z","title_canon_sha256":"9642ec04d7d2495f890f7cd45c791a56ba80d1354d910776742baf494b6d5366"},"schema_version":"1.0","source":{"id":"gr-qc/9503051","kind":"arxiv","version":1}},"canonical_sha256":"9fa24de4b5a38076d75d46dd83ff386d9567fd8f786717c9aa1d8b916e2cd691","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9fa24de4b5a38076d75d46dd83ff386d9567fd8f786717c9aa1d8b916e2cd691","first_computed_at":"2026-05-18T04:38:06.932775Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:38:06.932775Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WKnJe5LgVz7wgsUbrvUs2svAJpuQtQIqMKKTTQB6MFyKetlVt1owmyGFJdySy0LK5iW5tJpMuTXlSzTsPswPCw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:38:06.933225Z","signed_message":"canonical_sha256_bytes"},"source_id":"gr-qc/9503051","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bbfca0ed077b4309fb432e380f4a401129288c16a5e2b0c31f1a5d823cd068a5","sha256:c48eda8072dc32fbb59c9e274d86098a245bf4dfece083da6d7bd8c849ba338c"],"state_sha256":"1d8390bd6b7c51a749030c25ed0cb221a9c88436f3996641e3bde58eb8a0b8bd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BnX8jqBUoBxq48Ei/dSMJnXQbi4VUFZlLCrRhItYSkcxmIbRL5uMGorDUraC2getI1I0J2YBsLKbv6HL7fPzBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T20:50:59.053583Z","bundle_sha256":"05f639c256e9b1c3904a95b55045480fec7621101ad70b0cfa7b608fcca97a44"}}