{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1997:DJR6LFF6MHHCXQONYMG3ZQUEQW","short_pith_number":"pith:DJR6LFF6","canonical_record":{"source":{"id":"astro-ph/9703161","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1997-03-25T15:00:46Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"9d65fc1b0dc72b9cfa384e22ad2c6781b4216a22a91dc230ee3ee674bed7d6b5","abstract_canon_sha256":"f228e3c8ec35416ff18b21edc57a6e45744e8d105c3103d0d7324d00318183a7"},"schema_version":"1.0"},"canonical_sha256":"1a63e594be61ce2bc1cdc30dbcc28485ad4b63cf03f5dfccda49506545b13e64","source":{"kind":"arxiv","id":"astro-ph/9703161","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9703161","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9703161v2","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9703161","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_12","alias_value":"DJR6LFF6MHHC","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_16","alias_value":"DJR6LFF6MHHCXQON","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_8","alias_value":"DJR6LFF6","created_at":"2026-07-04T15:07:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1997:DJR6LFF6MHHCXQONYMG3ZQUEQW","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/9703161","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1997-03-25T15:00:46Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"9d65fc1b0dc72b9cfa384e22ad2c6781b4216a22a91dc230ee3ee674bed7d6b5","abstract_canon_sha256":"f228e3c8ec35416ff18b21edc57a6e45744e8d105c3103d0d7324d00318183a7"},"schema_version":"1.0"},"canonical_sha256":"1a63e594be61ce2bc1cdc30dbcc28485ad4b63cf03f5dfccda49506545b13e64","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:07:38.909431Z","signature_b64":"5fX0tJdi9JSpACJy/QSI8KII0Lm2hAqVbTJqhbMLn0EB2LDtROX7uNFiP1Ql0owYsp0CCG14+vidMW0FPXNSAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a63e594be61ce2bc1cdc30dbcc28485ad4b63cf03f5dfccda49506545b13e64","last_reissued_at":"2026-07-04T15:07:38.909073Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:07:38.909073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/9703161","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:07:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bU9jeRr1q4hqR9tnc1QtYNC99Sy73FPXZfDlE3WWnTpXGghOxYnN+BWiEMpHqCEfYZ5PQi8MEmkJcUFZxAjhCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T13:28:07.225679Z"},"content_sha256":"73ecee63863b9e5432da33920c831e52a620fc58bb139a3a8a267de61c62faf5","schema_version":"1.0","event_id":"sha256:73ecee63863b9e5432da33920c831e52a620fc58bb139a3a8a267de61c62faf5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1997:DJR6LFF6MHHCXQONYMG3ZQUEQW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Case for LambdaCDM","license":"","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph","authors_text":"Michael S. Turner","submitted_at":"1997-03-25T15:00:46Z","abstract_excerpt":"The case is simple: there is no compelling theoretical argument against a cosmological constant and LambdaCDM is the only CDM model that is consistent with all present observations. LambdaCDM has two noteworthy features: it can be falsified in the near future (the prediction q_0 sim -0.5 is an especially good test), and, if correct, it has important implications for fundamental physics."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9703161","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/9703161/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T15:07:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kxyNRv+yj/DNBC+4/MY/cAyFAUVbA9b69wtvSE2Mb0twDBMoODbvwrpXVbMfNq7il3ENyx9Fd3oYfZLAfUMICA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T13:28:07.226208Z"},"content_sha256":"f44381fd108ce21878bd3bd322fc6fc2ed4a03088727c8559cbc228592cd149d","schema_version":"1.0","event_id":"sha256:f44381fd108ce21878bd3bd322fc6fc2ed4a03088727c8559cbc228592cd149d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DJR6LFF6MHHCXQONYMG3ZQUEQW/bundle.json","state_url":"https://pith.science/pith/DJR6LFF6MHHCXQONYMG3ZQUEQW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DJR6LFF6MHHCXQONYMG3ZQUEQW/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":"2026-08-12T13:28:07Z","links":{"resolver":"https://pith.science/pith/DJR6LFF6MHHCXQONYMG3ZQUEQW","bundle":"https://pith.science/pith/DJR6LFF6MHHCXQONYMG3ZQUEQW/bundle.json","state":"https://pith.science/pith/DJR6LFF6MHHCXQONYMG3ZQUEQW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DJR6LFF6MHHCXQONYMG3ZQUEQW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1997:DJR6LFF6MHHCXQONYMG3ZQUEQW","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":"f228e3c8ec35416ff18b21edc57a6e45744e8d105c3103d0d7324d00318183a7","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"astro-ph","submitted_at":"1997-03-25T15:00:46Z","title_canon_sha256":"9d65fc1b0dc72b9cfa384e22ad2c6781b4216a22a91dc230ee3ee674bed7d6b5"},"schema_version":"1.0","source":{"id":"astro-ph/9703161","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9703161","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9703161v2","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9703161","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_12","alias_value":"DJR6LFF6MHHC","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_16","alias_value":"DJR6LFF6MHHCXQON","created_at":"2026-07-04T15:07:38Z"},{"alias_kind":"pith_short_8","alias_value":"DJR6LFF6","created_at":"2026-07-04T15:07:38Z"}],"graph_snapshots":[{"event_id":"sha256:f44381fd108ce21878bd3bd322fc6fc2ed4a03088727c8559cbc228592cd149d","target":"graph","created_at":"2026-07-04T15:07:38Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/9703161/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The case is simple: there is no compelling theoretical argument against a cosmological constant and LambdaCDM is the only CDM model that is consistent with all present observations. LambdaCDM has two noteworthy features: it can be falsified in the near future (the prediction q_0 sim -0.5 is an especially good test), and, if correct, it has important implications for fundamental physics.","authors_text":"Michael S. Turner","cross_cats":["hep-ph"],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1997-03-25T15:00:46Z","title":"The Case for LambdaCDM"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9703161","kind":"arxiv","version":2},"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":"sha256:73ecee63863b9e5432da33920c831e52a620fc58bb139a3a8a267de61c62faf5","target":"record","created_at":"2026-07-04T15:07:38Z","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":"f228e3c8ec35416ff18b21edc57a6e45744e8d105c3103d0d7324d00318183a7","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"astro-ph","submitted_at":"1997-03-25T15:00:46Z","title_canon_sha256":"9d65fc1b0dc72b9cfa384e22ad2c6781b4216a22a91dc230ee3ee674bed7d6b5"},"schema_version":"1.0","source":{"id":"astro-ph/9703161","kind":"arxiv","version":2}},"canonical_sha256":"1a63e594be61ce2bc1cdc30dbcc28485ad4b63cf03f5dfccda49506545b13e64","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a63e594be61ce2bc1cdc30dbcc28485ad4b63cf03f5dfccda49506545b13e64","first_computed_at":"2026-07-04T15:07:38.909073Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:07:38.909073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5fX0tJdi9JSpACJy/QSI8KII0Lm2hAqVbTJqhbMLn0EB2LDtROX7uNFiP1Ql0owYsp0CCG14+vidMW0FPXNSAg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:07:38.909431Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9703161","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73ecee63863b9e5432da33920c831e52a620fc58bb139a3a8a267de61c62faf5","sha256:f44381fd108ce21878bd3bd322fc6fc2ed4a03088727c8559cbc228592cd149d"],"state_sha256":"813810fc16860dd0e23a2e252533198775e517b488e4a6d7c4f79fc71aa26949"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XLgUDjI2z563afboByc261HuNHx2kibd5lhO7cSf5093Ja7bKojic7uIGZXu8sIdhWGvWu5G6Q408my1U+u3Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T13:28:07.231502Z","bundle_sha256":"fc7d71e43b464a88d551f7cb04badbe5f2b1540c13723be2f05901067c5becf1"}}