{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:L4O4CKTWINUSM44R66L3KAUJHZ","short_pith_number":"pith:L4O4CKTW","canonical_record":{"source":{"id":"0708.2449","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-08-17T22:36:51Z","cross_cats_sorted":[],"title_canon_sha256":"bac44511aab0c449030e6428f5b1b7f3ec408a201cceb01a0e21c6588043505b","abstract_canon_sha256":"41c5c70382ef7443cf21456aba87ef489312ef0461a3db72d699b9808c295266"},"schema_version":"1.0"},"canonical_sha256":"5f1dc12a764369267391f797b502893e5474997743fdb5be01179e31289ccfab","source":{"kind":"arxiv","id":"0708.2449","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0708.2449","created_at":"2026-05-18T02:16:28Z"},{"alias_kind":"arxiv_version","alias_value":"0708.2449v1","created_at":"2026-05-18T02:16:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0708.2449","created_at":"2026-05-18T02:16:28Z"},{"alias_kind":"pith_short_12","alias_value":"L4O4CKTWINUS","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"L4O4CKTWINUSM44R","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"L4O4CKTW","created_at":"2026-05-18T12:25:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:L4O4CKTWINUSM44R66L3KAUJHZ","target":"record","payload":{"canonical_record":{"source":{"id":"0708.2449","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-08-17T22:36:51Z","cross_cats_sorted":[],"title_canon_sha256":"bac44511aab0c449030e6428f5b1b7f3ec408a201cceb01a0e21c6588043505b","abstract_canon_sha256":"41c5c70382ef7443cf21456aba87ef489312ef0461a3db72d699b9808c295266"},"schema_version":"1.0"},"canonical_sha256":"5f1dc12a764369267391f797b502893e5474997743fdb5be01179e31289ccfab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:16:28.602470Z","signature_b64":"wjqYCVWupxicf2KAj7OT46wI/2slXM2g9HTgStfM2Gcmhpb6SP8T3dC4FanK+1PFjbcLGrKgYrI4s8CCc7HyDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5f1dc12a764369267391f797b502893e5474997743fdb5be01179e31289ccfab","last_reissued_at":"2026-05-18T02:16:28.601795Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:16:28.601795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0708.2449","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":"2026-05-18T02:16:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3XY/R4faLlMVoNahE2xvcaMQ9VQPtYhFG1F4H52EvkxNDmEOQDgnkFupIJrK8WyighTrYTCnfTiFN+v3Si09BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T14:59:05.459656Z"},"content_sha256":"926a106ab1b62056b2be1bbb4de2b60600f5007c1151a3f610f5063660567cc5","schema_version":"1.0","event_id":"sha256:926a106ab1b62056b2be1bbb4de2b60600f5007c1151a3f610f5063660567cc5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:L4O4CKTWINUSM44R66L3KAUJHZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Local Velocity Anomaly","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"R. Brent Tully","submitted_at":"2007-08-17T22:36:51Z","abstract_excerpt":"There is a velocity discontinuity at about 7 Mpc between the galaxies of the Local Sheet that are moving together with low internal velocity dispersion and the adjacent structures. The Local Sheet bounds the Local Void. The Local Sheet is determined to have a peculiar velocity of 260 km/s away from the center of the void. In order for this large velocity to be generated by an absence of gravity, the Local Void must be at least 45 Mpc in diameter and be very empty."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0708.2449","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":"2026-05-18T02:16:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jYkdI9tCHEPUlzE6gxBWACTeNTGpEvwLhFAPrtNBd4YpA3EIqcJuBtUIHSVUFPo9Xf6xnZKWhMLfIpsOx6+SAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T14:59:05.460002Z"},"content_sha256":"9b02baa649cea5ee2850564bea34a797eb8f45d0ce5e304b6aa0881a5c5b7f53","schema_version":"1.0","event_id":"sha256:9b02baa649cea5ee2850564bea34a797eb8f45d0ce5e304b6aa0881a5c5b7f53"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L4O4CKTWINUSM44R66L3KAUJHZ/bundle.json","state_url":"https://pith.science/pith/L4O4CKTWINUSM44R66L3KAUJHZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L4O4CKTWINUSM44R66L3KAUJHZ/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":"2026-05-28T14:59:05Z","links":{"resolver":"https://pith.science/pith/L4O4CKTWINUSM44R66L3KAUJHZ","bundle":"https://pith.science/pith/L4O4CKTWINUSM44R66L3KAUJHZ/bundle.json","state":"https://pith.science/pith/L4O4CKTWINUSM44R66L3KAUJHZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L4O4CKTWINUSM44R66L3KAUJHZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:L4O4CKTWINUSM44R66L3KAUJHZ","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":"41c5c70382ef7443cf21456aba87ef489312ef0461a3db72d699b9808c295266","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-08-17T22:36:51Z","title_canon_sha256":"bac44511aab0c449030e6428f5b1b7f3ec408a201cceb01a0e21c6588043505b"},"schema_version":"1.0","source":{"id":"0708.2449","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0708.2449","created_at":"2026-05-18T02:16:28Z"},{"alias_kind":"arxiv_version","alias_value":"0708.2449v1","created_at":"2026-05-18T02:16:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0708.2449","created_at":"2026-05-18T02:16:28Z"},{"alias_kind":"pith_short_12","alias_value":"L4O4CKTWINUS","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"L4O4CKTWINUSM44R","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"L4O4CKTW","created_at":"2026-05-18T12:25:55Z"}],"graph_snapshots":[{"event_id":"sha256:9b02baa649cea5ee2850564bea34a797eb8f45d0ce5e304b6aa0881a5c5b7f53","target":"graph","created_at":"2026-05-18T02:16:28Z","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":"There is a velocity discontinuity at about 7 Mpc between the galaxies of the Local Sheet that are moving together with low internal velocity dispersion and the adjacent structures. The Local Sheet bounds the Local Void. The Local Sheet is determined to have a peculiar velocity of 260 km/s away from the center of the void. In order for this large velocity to be generated by an absence of gravity, the Local Void must be at least 45 Mpc in diameter and be very empty.","authors_text":"R. Brent Tully","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2007-08-17T22:36:51Z","title":"The Local Velocity Anomaly"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0708.2449","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":"sha256:926a106ab1b62056b2be1bbb4de2b60600f5007c1151a3f610f5063660567cc5","target":"record","created_at":"2026-05-18T02:16:28Z","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":"41c5c70382ef7443cf21456aba87ef489312ef0461a3db72d699b9808c295266","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-08-17T22:36:51Z","title_canon_sha256":"bac44511aab0c449030e6428f5b1b7f3ec408a201cceb01a0e21c6588043505b"},"schema_version":"1.0","source":{"id":"0708.2449","kind":"arxiv","version":1}},"canonical_sha256":"5f1dc12a764369267391f797b502893e5474997743fdb5be01179e31289ccfab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5f1dc12a764369267391f797b502893e5474997743fdb5be01179e31289ccfab","first_computed_at":"2026-05-18T02:16:28.601795Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:16:28.601795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wjqYCVWupxicf2KAj7OT46wI/2slXM2g9HTgStfM2Gcmhpb6SP8T3dC4FanK+1PFjbcLGrKgYrI4s8CCc7HyDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:16:28.602470Z","signed_message":"canonical_sha256_bytes"},"source_id":"0708.2449","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:926a106ab1b62056b2be1bbb4de2b60600f5007c1151a3f610f5063660567cc5","sha256:9b02baa649cea5ee2850564bea34a797eb8f45d0ce5e304b6aa0881a5c5b7f53"],"state_sha256":"0419ad65b79d7eacc850efcf45dd15899eddde72fb7695811563e422fe82fe95"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"paJFToniPPkwfStfklygWZo0caQ/paZ4SPLItzBks+cXOyXxqVNPVeg2yWDOe8/3nig5ejrMb7FxDiWKCbZRAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T14:59:05.462058Z","bundle_sha256":"f73fbbfe6530a13c1361cee6df6a306837a2d1be25dd61e7db3158ea08a671ef"}}