{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:243AFNV2555XHJANOUKKMIJ3VT","short_pith_number":"pith:243AFNV2","canonical_record":{"source":{"id":"1309.6304","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-09-24T19:55:48Z","cross_cats_sorted":[],"title_canon_sha256":"cf395f9b4fbcd35507c168cb33f0ccd9b6c0ae48458ac9e5d8e2fa1eef17e1f7","abstract_canon_sha256":"a7e99c1ac9e5dc96e3e2fc4de9d6e0a4da3c2cccd35a401c22934c40b248e3fe"},"schema_version":"1.0"},"canonical_sha256":"d73602b6baef7b73a40d7514a6213baced913e574a3caf48f7b6506781172390","source":{"kind":"arxiv","id":"1309.6304","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.6304","created_at":"2026-05-18T03:07:22Z"},{"alias_kind":"arxiv_version","alias_value":"1309.6304v1","created_at":"2026-05-18T03:07:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.6304","created_at":"2026-05-18T03:07:22Z"},{"alias_kind":"pith_short_12","alias_value":"243AFNV2555X","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"243AFNV2555XHJAN","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"243AFNV2","created_at":"2026-05-18T12:27:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:243AFNV2555XHJANOUKKMIJ3VT","target":"record","payload":{"canonical_record":{"source":{"id":"1309.6304","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-09-24T19:55:48Z","cross_cats_sorted":[],"title_canon_sha256":"cf395f9b4fbcd35507c168cb33f0ccd9b6c0ae48458ac9e5d8e2fa1eef17e1f7","abstract_canon_sha256":"a7e99c1ac9e5dc96e3e2fc4de9d6e0a4da3c2cccd35a401c22934c40b248e3fe"},"schema_version":"1.0"},"canonical_sha256":"d73602b6baef7b73a40d7514a6213baced913e574a3caf48f7b6506781172390","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:07:22.601695Z","signature_b64":"TJu/25fgf7q+hP4AJYo4zJv35q0QuKaRMwkLjDJFe2j9OHl5Eagc1fRj5DdyOvFJ2VVQxAMZ3N76vt+liR4ODA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d73602b6baef7b73a40d7514a6213baced913e574a3caf48f7b6506781172390","last_reissued_at":"2026-05-18T03:07:22.600891Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:07:22.600891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.6304","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":"2026-05-18T03:07:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qm1crnL4yBcHeMpBiQdY81UPgGMf6smhKG2gfpn4E/KuPAGjmgTowenUF1aDfZI358xQHhIw5KbLu2M5HjAxDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T23:08:16.738611Z"},"content_sha256":"d61909f790a498e5e5dca07901f100355bc08c690f55fa7ae76dc16e00e50194","schema_version":"1.0","event_id":"sha256:d61909f790a498e5e5dca07901f100355bc08c690f55fa7ae76dc16e00e50194"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:243AFNV2555XHJANOUKKMIJ3VT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum-Reduced Loop-Gravity: Relation with the Full Theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Carlo Rovelli, Emanuele Alesci, Francesco Cianfrani","submitted_at":"2013-09-24T19:55:48Z","abstract_excerpt":"The quantum-reduced loop-gravity technique has been introduced for dealing with cosmological models. We show that it can be applied rather generically: anytime the spatial metric can be gauge-fixed to a diagonal form. The technique selects states based on reduced graphs with Livine-Speziale coherent intertwiners and could simplify the analysis of the dynamics in the full theory."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.6304","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":"2026-05-18T03:07:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C4pK4fAWnKo2tp9iYXP0o8l9ekXDxDjZGQgZ7jKazjlK8qHibXZvZjg8W8kegsSJ70Bcmqdcs1q/P8JVVdLYAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T23:08:16.738955Z"},"content_sha256":"a373ab77e32ee2737f490f4835aa3a15f3f4ae81e1ac8b8eeb189cfffed3e990","schema_version":"1.0","event_id":"sha256:a373ab77e32ee2737f490f4835aa3a15f3f4ae81e1ac8b8eeb189cfffed3e990"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/243AFNV2555XHJANOUKKMIJ3VT/bundle.json","state_url":"https://pith.science/pith/243AFNV2555XHJANOUKKMIJ3VT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/243AFNV2555XHJANOUKKMIJ3VT/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":"2026-05-21T23:08:16Z","links":{"resolver":"https://pith.science/pith/243AFNV2555XHJANOUKKMIJ3VT","bundle":"https://pith.science/pith/243AFNV2555XHJANOUKKMIJ3VT/bundle.json","state":"https://pith.science/pith/243AFNV2555XHJANOUKKMIJ3VT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/243AFNV2555XHJANOUKKMIJ3VT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:243AFNV2555XHJANOUKKMIJ3VT","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":"a7e99c1ac9e5dc96e3e2fc4de9d6e0a4da3c2cccd35a401c22934c40b248e3fe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-09-24T19:55:48Z","title_canon_sha256":"cf395f9b4fbcd35507c168cb33f0ccd9b6c0ae48458ac9e5d8e2fa1eef17e1f7"},"schema_version":"1.0","source":{"id":"1309.6304","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.6304","created_at":"2026-05-18T03:07:22Z"},{"alias_kind":"arxiv_version","alias_value":"1309.6304v1","created_at":"2026-05-18T03:07:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.6304","created_at":"2026-05-18T03:07:22Z"},{"alias_kind":"pith_short_12","alias_value":"243AFNV2555X","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"243AFNV2555XHJAN","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"243AFNV2","created_at":"2026-05-18T12:27:30Z"}],"graph_snapshots":[{"event_id":"sha256:a373ab77e32ee2737f490f4835aa3a15f3f4ae81e1ac8b8eeb189cfffed3e990","target":"graph","created_at":"2026-05-18T03:07:22Z","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":"The quantum-reduced loop-gravity technique has been introduced for dealing with cosmological models. We show that it can be applied rather generically: anytime the spatial metric can be gauge-fixed to a diagonal form. The technique selects states based on reduced graphs with Livine-Speziale coherent intertwiners and could simplify the analysis of the dynamics in the full theory.","authors_text":"Carlo Rovelli, Emanuele Alesci, Francesco Cianfrani","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-09-24T19:55:48Z","title":"Quantum-Reduced Loop-Gravity: Relation with the Full Theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.6304","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:d61909f790a498e5e5dca07901f100355bc08c690f55fa7ae76dc16e00e50194","target":"record","created_at":"2026-05-18T03:07:22Z","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":"a7e99c1ac9e5dc96e3e2fc4de9d6e0a4da3c2cccd35a401c22934c40b248e3fe","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-09-24T19:55:48Z","title_canon_sha256":"cf395f9b4fbcd35507c168cb33f0ccd9b6c0ae48458ac9e5d8e2fa1eef17e1f7"},"schema_version":"1.0","source":{"id":"1309.6304","kind":"arxiv","version":1}},"canonical_sha256":"d73602b6baef7b73a40d7514a6213baced913e574a3caf48f7b6506781172390","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d73602b6baef7b73a40d7514a6213baced913e574a3caf48f7b6506781172390","first_computed_at":"2026-05-18T03:07:22.600891Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:07:22.600891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TJu/25fgf7q+hP4AJYo4zJv35q0QuKaRMwkLjDJFe2j9OHl5Eagc1fRj5DdyOvFJ2VVQxAMZ3N76vt+liR4ODA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:07:22.601695Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.6304","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d61909f790a498e5e5dca07901f100355bc08c690f55fa7ae76dc16e00e50194","sha256:a373ab77e32ee2737f490f4835aa3a15f3f4ae81e1ac8b8eeb189cfffed3e990"],"state_sha256":"cf50f2527b5bfe49966c376185dfd7d8633f41e8458336fbe7b2b98e3b51f2e8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JFKUDA1u6R8+trn0i8qOkQNI8obmOO2ws0FYB0fS18PfuXBEzlnvA9JwZXq2alKO4wXHOgBevkbJzrLG/pzGAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T23:08:16.740986Z","bundle_sha256":"810f827ab3921058cc7ee0c42d47aaac358d910f7d419703c3b0d7937463b503"}}