{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:44A5VXHRY3VIWI4NMZZOQVWMEL","short_pith_number":"pith:44A5VXHR","canonical_record":{"source":{"id":"1201.2790","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-01-13T10:22:51Z","cross_cats_sorted":[],"title_canon_sha256":"09aef43dbe954ae62fff1f4ff53d4171eee94403e25c3bc16ab77f65478c20b3","abstract_canon_sha256":"b6615d9bbc1c2bde2df0c0bd4a31af2b9b9fa7194d160e8d41fae6539f833700"},"schema_version":"1.0"},"canonical_sha256":"e701dadcf1c6ea8b238d6672e856cc22d83621f4e80699add784fa427ea7de61","source":{"kind":"arxiv","id":"1201.2790","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.2790","created_at":"2026-05-18T03:42:32Z"},{"alias_kind":"arxiv_version","alias_value":"1201.2790v3","created_at":"2026-05-18T03:42:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.2790","created_at":"2026-05-18T03:42:32Z"},{"alias_kind":"pith_short_12","alias_value":"44A5VXHRY3VI","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"44A5VXHRY3VIWI4N","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"44A5VXHR","created_at":"2026-05-18T12:26:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:44A5VXHRY3VIWI4NMZZOQVWMEL","target":"record","payload":{"canonical_record":{"source":{"id":"1201.2790","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-01-13T10:22:51Z","cross_cats_sorted":[],"title_canon_sha256":"09aef43dbe954ae62fff1f4ff53d4171eee94403e25c3bc16ab77f65478c20b3","abstract_canon_sha256":"b6615d9bbc1c2bde2df0c0bd4a31af2b9b9fa7194d160e8d41fae6539f833700"},"schema_version":"1.0"},"canonical_sha256":"e701dadcf1c6ea8b238d6672e856cc22d83621f4e80699add784fa427ea7de61","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:42:32.188398Z","signature_b64":"PxiGrpmMD/QI7tE5XWia1etVgt1RPaszU+7u07/M9ynQEDAtzJrOqOwKnTDv++uat9Kd04YnU4epPuXmT+s1DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e701dadcf1c6ea8b238d6672e856cc22d83621f4e80699add784fa427ea7de61","last_reissued_at":"2026-05-18T03:42:32.187916Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:42:32.187916Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1201.2790","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":"2026-05-18T03:42:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DURXs3x75xJNtGBuoyyIQmuj0TrIixqzW3k4d2xkz05KjqbgljxbXE4+QSnsFPQgm3qyH2Q4aJJMcfMaWDYACQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T15:03:45.238239Z"},"content_sha256":"0e087fb5df7f0a96fb972519b7cb3af4fdcbda5806c8165829cbb3cc42c96e7a","schema_version":"1.0","event_id":"sha256:0e087fb5df7f0a96fb972519b7cb3af4fdcbda5806c8165829cbb3cc42c96e7a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:44A5VXHRY3VIWI4NMZZOQVWMEL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Tension in the Void: Cosmic Rulers Strain Inhomogeneous Cosmologies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Juan Garcia-Bellido, Miguel Zumalacarregui, Pilar Ruiz-Lapuente","submitted_at":"2012-01-13T10:22:51Z","abstract_excerpt":"New constraints on inhomogeneous Lema\\^itre-Tolman-Bondi (LTB) models alternative to Dark Energy are presented, focusing on adiabatic profiles with space-independent Big Bang and baryon fraction. The Baryon Acoustic Oscillation (BAO) scale at early times is computed in terms of the asymptotic value and then projected to different redshifts by following the geodesics of the background metric. Additionally, a model-independent method to constraint the local expansion rate using a prior on supernovae luminosity is presented. Cosmologies described by an adiabatic GBH matter profile with \\Omega_{ou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.2790","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":""},"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":"2026-05-18T03:42:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MXwYF+8ejNrPCQ/tgAd3pLndGiIkc/CUVp4lYAAUDI1ELcdCA4N/MDpr/Kicyr7rM75uSqRymfswpV1dnW9/DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T15:03:45.238600Z"},"content_sha256":"5b82285d37c242536139e7550fe1b452f9e626b017500167974765d1a0b0e6b5","schema_version":"1.0","event_id":"sha256:5b82285d37c242536139e7550fe1b452f9e626b017500167974765d1a0b0e6b5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/44A5VXHRY3VIWI4NMZZOQVWMEL/bundle.json","state_url":"https://pith.science/pith/44A5VXHRY3VIWI4NMZZOQVWMEL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/44A5VXHRY3VIWI4NMZZOQVWMEL/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":"2026-05-30T15:03:45Z","links":{"resolver":"https://pith.science/pith/44A5VXHRY3VIWI4NMZZOQVWMEL","bundle":"https://pith.science/pith/44A5VXHRY3VIWI4NMZZOQVWMEL/bundle.json","state":"https://pith.science/pith/44A5VXHRY3VIWI4NMZZOQVWMEL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/44A5VXHRY3VIWI4NMZZOQVWMEL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:44A5VXHRY3VIWI4NMZZOQVWMEL","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":"b6615d9bbc1c2bde2df0c0bd4a31af2b9b9fa7194d160e8d41fae6539f833700","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-01-13T10:22:51Z","title_canon_sha256":"09aef43dbe954ae62fff1f4ff53d4171eee94403e25c3bc16ab77f65478c20b3"},"schema_version":"1.0","source":{"id":"1201.2790","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.2790","created_at":"2026-05-18T03:42:32Z"},{"alias_kind":"arxiv_version","alias_value":"1201.2790v3","created_at":"2026-05-18T03:42:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.2790","created_at":"2026-05-18T03:42:32Z"},{"alias_kind":"pith_short_12","alias_value":"44A5VXHRY3VI","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_16","alias_value":"44A5VXHRY3VIWI4N","created_at":"2026-05-18T12:26:53Z"},{"alias_kind":"pith_short_8","alias_value":"44A5VXHR","created_at":"2026-05-18T12:26:53Z"}],"graph_snapshots":[{"event_id":"sha256:5b82285d37c242536139e7550fe1b452f9e626b017500167974765d1a0b0e6b5","target":"graph","created_at":"2026-05-18T03:42:32Z","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":"New constraints on inhomogeneous Lema\\^itre-Tolman-Bondi (LTB) models alternative to Dark Energy are presented, focusing on adiabatic profiles with space-independent Big Bang and baryon fraction. The Baryon Acoustic Oscillation (BAO) scale at early times is computed in terms of the asymptotic value and then projected to different redshifts by following the geodesics of the background metric. Additionally, a model-independent method to constraint the local expansion rate using a prior on supernovae luminosity is presented. Cosmologies described by an adiabatic GBH matter profile with \\Omega_{ou","authors_text":"Juan Garcia-Bellido, Miguel Zumalacarregui, Pilar Ruiz-Lapuente","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-01-13T10:22:51Z","title":"Tension in the Void: Cosmic Rulers Strain Inhomogeneous Cosmologies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.2790","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":"sha256:0e087fb5df7f0a96fb972519b7cb3af4fdcbda5806c8165829cbb3cc42c96e7a","target":"record","created_at":"2026-05-18T03:42:32Z","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":"b6615d9bbc1c2bde2df0c0bd4a31af2b9b9fa7194d160e8d41fae6539f833700","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-01-13T10:22:51Z","title_canon_sha256":"09aef43dbe954ae62fff1f4ff53d4171eee94403e25c3bc16ab77f65478c20b3"},"schema_version":"1.0","source":{"id":"1201.2790","kind":"arxiv","version":3}},"canonical_sha256":"e701dadcf1c6ea8b238d6672e856cc22d83621f4e80699add784fa427ea7de61","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e701dadcf1c6ea8b238d6672e856cc22d83621f4e80699add784fa427ea7de61","first_computed_at":"2026-05-18T03:42:32.187916Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:42:32.187916Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PxiGrpmMD/QI7tE5XWia1etVgt1RPaszU+7u07/M9ynQEDAtzJrOqOwKnTDv++uat9Kd04YnU4epPuXmT+s1DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:42:32.188398Z","signed_message":"canonical_sha256_bytes"},"source_id":"1201.2790","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0e087fb5df7f0a96fb972519b7cb3af4fdcbda5806c8165829cbb3cc42c96e7a","sha256:5b82285d37c242536139e7550fe1b452f9e626b017500167974765d1a0b0e6b5"],"state_sha256":"d5be857df3d6c4a4611c14866d711486f1d35ee62a6b9b1a6e86360e2e98df21"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jPN+1NLJjx/VFZz9lnoReIqpuS3NpbFRRHBUkcfDMnn3aDv0+B5/J5YZVnzSyhBBOCnfS3l+CqyGFHlMfOfiDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T15:03:45.240706Z","bundle_sha256":"eee475fad21d3142498f5bda0dedb6b67c3a95b81e0ffe80d267e3053e650c64"}}