{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:ARTINDPEHJKWDCD73BZ433ZBND","short_pith_number":"pith:ARTINDPE","canonical_record":{"source":{"id":"1610.01968","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-10-06T17:46:33Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"c93e64c757e6eb8863dc4a05953d3760e4ad8ca14fe3c0b0a043ce15c257f291","abstract_canon_sha256":"640178408d6d543b023893edc441674b91e84745e3dcbadc295d2c234e2dd4a4"},"schema_version":"1.0"},"canonical_sha256":"0466868de43a5561887fd873cdef2168e8cb70ba970f260524f95d9f5af77220","source":{"kind":"arxiv","id":"1610.01968","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.01968","created_at":"2026-05-18T01:03:04Z"},{"alias_kind":"arxiv_version","alias_value":"1610.01968v1","created_at":"2026-05-18T01:03:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.01968","created_at":"2026-05-18T01:03:04Z"},{"alias_kind":"pith_short_12","alias_value":"ARTINDPEHJKW","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"ARTINDPEHJKWDCD7","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"ARTINDPE","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:ARTINDPEHJKWDCD73BZ433ZBND","target":"record","payload":{"canonical_record":{"source":{"id":"1610.01968","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-10-06T17:46:33Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"c93e64c757e6eb8863dc4a05953d3760e4ad8ca14fe3c0b0a043ce15c257f291","abstract_canon_sha256":"640178408d6d543b023893edc441674b91e84745e3dcbadc295d2c234e2dd4a4"},"schema_version":"1.0"},"canonical_sha256":"0466868de43a5561887fd873cdef2168e8cb70ba970f260524f95d9f5af77220","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:03:04.301126Z","signature_b64":"JoGjL1w9T+XYuOOtu6suxKiR0BMpieRxbfr9WLDanE5IJW7mQRrYWx9R95UrvvJUH1Zu+d8OAmtjvR6n9Td5CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0466868de43a5561887fd873cdef2168e8cb70ba970f260524f95d9f5af77220","last_reissued_at":"2026-05-18T01:03:04.300436Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:03:04.300436Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1610.01968","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":"2026-05-18T01:03:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QWGOOT9ik4dWdXrhoR79uO0wE2O72OukDOvi2BsQYRAichmRdbugSRHSU/olrAUNl6/zqEGiRXoutTI5epaiAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:52:00.107362Z"},"content_sha256":"73405228caa912f995baf22e25ca3e5cb963db8120b731041dd28256848db027","schema_version":"1.0","event_id":"sha256:73405228caa912f995baf22e25ca3e5cb963db8120b731041dd28256848db027"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:ARTINDPEHJKWDCD73BZ433ZBND","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Four principles for quantum gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Lee Smolin","submitted_at":"2016-10-06T17:46:33Z","abstract_excerpt":"Four principles are proposed to underlie the quantum theory of gravity. We show that these suffice to recover the Einstein equations. We also suggest that MOND results from a modification of the classical equivalence principle, due to quantum gravity effects."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.01968","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":"2026-05-18T01:03:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xa0ci+vyaH74SwPwi7dHL+93b90b4bQjiQ6rgBE2t7NMxeJufgCwEuB+Q6AUTHYlcF6crAbXPfLoHYTYSgjzAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:52:00.107929Z"},"content_sha256":"8be11067bbef36e8670d25fd6e8966e531b232a2d75c82712905f505144cab4d","schema_version":"1.0","event_id":"sha256:8be11067bbef36e8670d25fd6e8966e531b232a2d75c82712905f505144cab4d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ARTINDPEHJKWDCD73BZ433ZBND/bundle.json","state_url":"https://pith.science/pith/ARTINDPEHJKWDCD73BZ433ZBND/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ARTINDPEHJKWDCD73BZ433ZBND/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":"2026-05-26T11:52:00Z","links":{"resolver":"https://pith.science/pith/ARTINDPEHJKWDCD73BZ433ZBND","bundle":"https://pith.science/pith/ARTINDPEHJKWDCD73BZ433ZBND/bundle.json","state":"https://pith.science/pith/ARTINDPEHJKWDCD73BZ433ZBND/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ARTINDPEHJKWDCD73BZ433ZBND/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:ARTINDPEHJKWDCD73BZ433ZBND","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":"640178408d6d543b023893edc441674b91e84745e3dcbadc295d2c234e2dd4a4","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-10-06T17:46:33Z","title_canon_sha256":"c93e64c757e6eb8863dc4a05953d3760e4ad8ca14fe3c0b0a043ce15c257f291"},"schema_version":"1.0","source":{"id":"1610.01968","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.01968","created_at":"2026-05-18T01:03:04Z"},{"alias_kind":"arxiv_version","alias_value":"1610.01968v1","created_at":"2026-05-18T01:03:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.01968","created_at":"2026-05-18T01:03:04Z"},{"alias_kind":"pith_short_12","alias_value":"ARTINDPEHJKW","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"ARTINDPEHJKWDCD7","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"ARTINDPE","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:8be11067bbef36e8670d25fd6e8966e531b232a2d75c82712905f505144cab4d","target":"graph","created_at":"2026-05-18T01:03:04Z","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":"Four principles are proposed to underlie the quantum theory of gravity. We show that these suffice to recover the Einstein equations. We also suggest that MOND results from a modification of the classical equivalence principle, due to quantum gravity effects.","authors_text":"Lee Smolin","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-10-06T17:46:33Z","title":"Four principles for quantum gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.01968","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":"sha256:73405228caa912f995baf22e25ca3e5cb963db8120b731041dd28256848db027","target":"record","created_at":"2026-05-18T01:03:04Z","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":"640178408d6d543b023893edc441674b91e84745e3dcbadc295d2c234e2dd4a4","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-10-06T17:46:33Z","title_canon_sha256":"c93e64c757e6eb8863dc4a05953d3760e4ad8ca14fe3c0b0a043ce15c257f291"},"schema_version":"1.0","source":{"id":"1610.01968","kind":"arxiv","version":1}},"canonical_sha256":"0466868de43a5561887fd873cdef2168e8cb70ba970f260524f95d9f5af77220","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0466868de43a5561887fd873cdef2168e8cb70ba970f260524f95d9f5af77220","first_computed_at":"2026-05-18T01:03:04.300436Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:03:04.300436Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JoGjL1w9T+XYuOOtu6suxKiR0BMpieRxbfr9WLDanE5IJW7mQRrYWx9R95UrvvJUH1Zu+d8OAmtjvR6n9Td5CA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:03:04.301126Z","signed_message":"canonical_sha256_bytes"},"source_id":"1610.01968","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73405228caa912f995baf22e25ca3e5cb963db8120b731041dd28256848db027","sha256:8be11067bbef36e8670d25fd6e8966e531b232a2d75c82712905f505144cab4d"],"state_sha256":"e04a751041258a2458987b012c695995c51f1dadded754ab8be2ab19c5d029df"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8sIGKU8/ipzoAb7bXrXE3dOyRIQYZ1ctbfaBPN8ud1YaLMtqYw5DfxWF0xGkBISVxc78WDc0i/2RyjB6Y3mDCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T11:52:00.111087Z","bundle_sha256":"465256e7a90e3646dd95fa3363d615488edfa57e038fcbf3cf7ae8f27e17b3b7"}}