{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:JLWQW5SZRNNSSHIIE45OQKZCMI","short_pith_number":"pith:JLWQW5SZ","canonical_record":{"source":{"id":"2110.03936","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2021-10-08T07:13:20Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"5ce261eb348a97517b9d900636d334026058535ef6698203deef56d085a6dc05","abstract_canon_sha256":"2c6f75a9509c3fbfcf48d824b7e123fb6f38f51adf90d15d7af07170956e7bb3"},"schema_version":"1.0"},"canonical_sha256":"4aed0b76598b5b291d08273ae82b226221f21e083747d72f31d032278b29ad1f","source":{"kind":"arxiv","id":"2110.03936","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.03936","created_at":"2026-07-05T05:50:03Z"},{"alias_kind":"arxiv_version","alias_value":"2110.03936v3","created_at":"2026-07-05T05:50:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.03936","created_at":"2026-07-05T05:50:03Z"},{"alias_kind":"pith_short_12","alias_value":"JLWQW5SZRNNS","created_at":"2026-07-05T05:50:03Z"},{"alias_kind":"pith_short_16","alias_value":"JLWQW5SZRNNSSHII","created_at":"2026-07-05T05:50:03Z"},{"alias_kind":"pith_short_8","alias_value":"JLWQW5SZ","created_at":"2026-07-05T05:50:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:JLWQW5SZRNNSSHIIE45OQKZCMI","target":"record","payload":{"canonical_record":{"source":{"id":"2110.03936","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2021-10-08T07:13:20Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"5ce261eb348a97517b9d900636d334026058535ef6698203deef56d085a6dc05","abstract_canon_sha256":"2c6f75a9509c3fbfcf48d824b7e123fb6f38f51adf90d15d7af07170956e7bb3"},"schema_version":"1.0"},"canonical_sha256":"4aed0b76598b5b291d08273ae82b226221f21e083747d72f31d032278b29ad1f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:50:03.910757Z","signature_b64":"S1s4fDX5MT1FObyrN+x15sk3AeIqZn0SpxXbACzq6t2EDO1TeQPF4OKrEw6qz60JzEUy9bkJnhUWMwVhCnROCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4aed0b76598b5b291d08273ae82b226221f21e083747d72f31d032278b29ad1f","last_reissued_at":"2026-07-05T05:50:03.910301Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:50:03.910301Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2110.03936","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":"2026-07-05T05:50:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c3TfU1sxH9j0L5q7qKRsGSeN3RgfTnCVqsOz3L949byx6UzXGaIfWWpGlnRsSbdYcIfl8ESVATGtNumOxI4lAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T11:08:53.295445Z"},"content_sha256":"6ac2fc258fc43eae64f2066ec53ebd98e72ca6afcfed054dca0b5232c2d2dc6e","schema_version":"1.0","event_id":"sha256:6ac2fc258fc43eae64f2066ec53ebd98e72ca6afcfed054dca0b5232c2d2dc6e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:JLWQW5SZRNNSSHIIE45OQKZCMI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gravity as a Quantum Effect on Quantum Space-Time","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"Harold C. Steinacker","submitted_at":"2021-10-08T07:13:20Z","abstract_excerpt":"The 3+1-dimensional Einstein-Hilbert action is obtained from the 1-loop effective action on noncommutative branes in the IIB or IKKT matrix model. The presence of compact fuzzy extra dimensions ${\\cal K}$ as well as maximal supersymmetry of the model is essential. The E-H action can be interpreted as interaction of ${\\cal K}$ with the space-time brane via IIB supergravity, and the effective Newton constant is determined by the Kaluza-Klein scale of ${\\cal K}$. The bare matrix model defines a pre-gravity action with 2 derivatives less than the induced E-H action, governing the cosmological regi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.03936","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/2110.03936/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":"2026-07-05T05:50:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gfjmw9gi3QgdiiNdohVoByNGxiWg4jHcIKJMzs2RlANTDFaFOd7rsc31txP2OxM/V72OIJVqXNgMhFm8pVUhBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T11:08:53.296427Z"},"content_sha256":"626f1c82d73e4cdf88d3e31d8fa4001afc6829978e29d45695933714c4ad9164","schema_version":"1.0","event_id":"sha256:626f1c82d73e4cdf88d3e31d8fa4001afc6829978e29d45695933714c4ad9164"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JLWQW5SZRNNSSHIIE45OQKZCMI/bundle.json","state_url":"https://pith.science/pith/JLWQW5SZRNNSSHIIE45OQKZCMI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JLWQW5SZRNNSSHIIE45OQKZCMI/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":"2026-08-11T11:08:53Z","links":{"resolver":"https://pith.science/pith/JLWQW5SZRNNSSHIIE45OQKZCMI","bundle":"https://pith.science/pith/JLWQW5SZRNNSSHIIE45OQKZCMI/bundle.json","state":"https://pith.science/pith/JLWQW5SZRNNSSHIIE45OQKZCMI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JLWQW5SZRNNSSHIIE45OQKZCMI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:JLWQW5SZRNNSSHIIE45OQKZCMI","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":"2c6f75a9509c3fbfcf48d824b7e123fb6f38f51adf90d15d7af07170956e7bb3","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2021-10-08T07:13:20Z","title_canon_sha256":"5ce261eb348a97517b9d900636d334026058535ef6698203deef56d085a6dc05"},"schema_version":"1.0","source":{"id":"2110.03936","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.03936","created_at":"2026-07-05T05:50:03Z"},{"alias_kind":"arxiv_version","alias_value":"2110.03936v3","created_at":"2026-07-05T05:50:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.03936","created_at":"2026-07-05T05:50:03Z"},{"alias_kind":"pith_short_12","alias_value":"JLWQW5SZRNNS","created_at":"2026-07-05T05:50:03Z"},{"alias_kind":"pith_short_16","alias_value":"JLWQW5SZRNNSSHII","created_at":"2026-07-05T05:50:03Z"},{"alias_kind":"pith_short_8","alias_value":"JLWQW5SZ","created_at":"2026-07-05T05:50:03Z"}],"graph_snapshots":[{"event_id":"sha256:626f1c82d73e4cdf88d3e31d8fa4001afc6829978e29d45695933714c4ad9164","target":"graph","created_at":"2026-07-05T05:50:03Z","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/2110.03936/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The 3+1-dimensional Einstein-Hilbert action is obtained from the 1-loop effective action on noncommutative branes in the IIB or IKKT matrix model. The presence of compact fuzzy extra dimensions ${\\cal K}$ as well as maximal supersymmetry of the model is essential. The E-H action can be interpreted as interaction of ${\\cal K}$ with the space-time brane via IIB supergravity, and the effective Newton constant is determined by the Kaluza-Klein scale of ${\\cal K}$. The bare matrix model defines a pre-gravity action with 2 derivatives less than the induced E-H action, governing the cosmological regi","authors_text":"Harold C. Steinacker","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2021-10-08T07:13:20Z","title":"Gravity as a Quantum Effect on Quantum Space-Time"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.03936","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":"sha256:6ac2fc258fc43eae64f2066ec53ebd98e72ca6afcfed054dca0b5232c2d2dc6e","target":"record","created_at":"2026-07-05T05:50:03Z","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":"2c6f75a9509c3fbfcf48d824b7e123fb6f38f51adf90d15d7af07170956e7bb3","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2021-10-08T07:13:20Z","title_canon_sha256":"5ce261eb348a97517b9d900636d334026058535ef6698203deef56d085a6dc05"},"schema_version":"1.0","source":{"id":"2110.03936","kind":"arxiv","version":3}},"canonical_sha256":"4aed0b76598b5b291d08273ae82b226221f21e083747d72f31d032278b29ad1f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4aed0b76598b5b291d08273ae82b226221f21e083747d72f31d032278b29ad1f","first_computed_at":"2026-07-05T05:50:03.910301Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:50:03.910301Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"S1s4fDX5MT1FObyrN+x15sk3AeIqZn0SpxXbACzq6t2EDO1TeQPF4OKrEw6qz60JzEUy9bkJnhUWMwVhCnROCA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:50:03.910757Z","signed_message":"canonical_sha256_bytes"},"source_id":"2110.03936","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ac2fc258fc43eae64f2066ec53ebd98e72ca6afcfed054dca0b5232c2d2dc6e","sha256:626f1c82d73e4cdf88d3e31d8fa4001afc6829978e29d45695933714c4ad9164"],"state_sha256":"469a15ab23aa594b50eee5c5d2fa93e86028a113ee547c705cd9464aa338006d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IPUJgplpSVBDcdAvvGhGL5EvZGh6z0cUJX4hLBaKjBqUONFjBD1WpBai/L0Zo0G05DfeHoT6gPTroXyu4C/qAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T11:08:53.302630Z","bundle_sha256":"8c2e8c5442754d6fa6de07b91c2a16a53ad25458b0dc654d6b72961a0feccf34"}}