{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:JS2OCRDUKIIPP6LLLKSZKJGLIX","short_pith_number":"pith:JS2OCRDU","schema_version":"1.0","canonical_sha256":"4cb4e144745210f7f96b5aa59524cb45e8ef97688fa67a4d7c499c44b915dea8","source":{"kind":"arxiv","id":"1305.2055","version":1},"attestation_state":"computed","paper":{"title":"A critical note on time in the multiverse","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"Henrik Zinkernagel, Svend E. Rugh","submitted_at":"2013-05-09T11:17:19Z","abstract_excerpt":"In recent analyses of standard, single-universe, cosmology, it was pointed out that specific assumptions regarding the distribution and motion of matter must be made in order to set up the cosmological standard model with a global time parameter. Relying on these results, we critically examine the notion of time in the multiverse, and in particular the idea that some parts of the multiverse are older than others. By focusing on the most elaborated multiverse proposal in cosmology, the inflationary multiverse, we identify three problems for establishing a physically well-defined notion of globa"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1305.2055","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-05-09T11:17:19Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"c449f235a6c1f8d177ad5bb729d2fc3eecbc0d5e221e8de725fee9dfce565aa4","abstract_canon_sha256":"d97435ffec8052aaa1a6a5964ff97bc8cc544df83ffe845394468560ae58eb4b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:26:09.459373Z","signature_b64":"0nY2WOEfzMUgeSqyaWPAseoPOiDqtLwRd8qBOa/JkGKBqXvfme/6HSBivDYLg/7uEus5AgchQT47Tu/6rIXqBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4cb4e144745210f7f96b5aa59524cb45e8ef97688fa67a4d7c499c44b915dea8","last_reissued_at":"2026-05-18T03:26:09.458626Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:26:09.458626Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A critical note on time in the multiverse","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"Henrik Zinkernagel, Svend E. Rugh","submitted_at":"2013-05-09T11:17:19Z","abstract_excerpt":"In recent analyses of standard, single-universe, cosmology, it was pointed out that specific assumptions regarding the distribution and motion of matter must be made in order to set up the cosmological standard model with a global time parameter. Relying on these results, we critically examine the notion of time in the multiverse, and in particular the idea that some parts of the multiverse are older than others. By focusing on the most elaborated multiverse proposal in cosmology, the inflationary multiverse, we identify three problems for establishing a physically well-defined notion of globa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.2055","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1305.2055","created_at":"2026-05-18T03:26:09.458754+00:00"},{"alias_kind":"arxiv_version","alias_value":"1305.2055v1","created_at":"2026-05-18T03:26:09.458754+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.2055","created_at":"2026-05-18T03:26:09.458754+00:00"},{"alias_kind":"pith_short_12","alias_value":"JS2OCRDUKIIP","created_at":"2026-05-18T12:27:49.015174+00:00"},{"alias_kind":"pith_short_16","alias_value":"JS2OCRDUKIIPP6LL","created_at":"2026-05-18T12:27:49.015174+00:00"},{"alias_kind":"pith_short_8","alias_value":"JS2OCRDU","created_at":"2026-05-18T12:27:49.015174+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JS2OCRDUKIIPP6LLLKSZKJGLIX","json":"https://pith.science/pith/JS2OCRDUKIIPP6LLLKSZKJGLIX.json","graph_json":"https://pith.science/api/pith-number/JS2OCRDUKIIPP6LLLKSZKJGLIX/graph.json","events_json":"https://pith.science/api/pith-number/JS2OCRDUKIIPP6LLLKSZKJGLIX/events.json","paper":"https://pith.science/paper/JS2OCRDU"},"agent_actions":{"view_html":"https://pith.science/pith/JS2OCRDUKIIPP6LLLKSZKJGLIX","download_json":"https://pith.science/pith/JS2OCRDUKIIPP6LLLKSZKJGLIX.json","view_paper":"https://pith.science/paper/JS2OCRDU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1305.2055&json=true","fetch_graph":"https://pith.science/api/pith-number/JS2OCRDUKIIPP6LLLKSZKJGLIX/graph.json","fetch_events":"https://pith.science/api/pith-number/JS2OCRDUKIIPP6LLLKSZKJGLIX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JS2OCRDUKIIPP6LLLKSZKJGLIX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JS2OCRDUKIIPP6LLLKSZKJGLIX/action/storage_attestation","attest_author":"https://pith.science/pith/JS2OCRDUKIIPP6LLLKSZKJGLIX/action/author_attestation","sign_citation":"https://pith.science/pith/JS2OCRDUKIIPP6LLLKSZKJGLIX/action/citation_signature","submit_replication":"https://pith.science/pith/JS2OCRDUKIIPP6LLLKSZKJGLIX/action/replication_record"}},"created_at":"2026-05-18T03:26:09.458754+00:00","updated_at":"2026-05-18T03:26:09.458754+00:00"}