{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:KYPZIEHBSBJXAXF2IVNGKRODK7","short_pith_number":"pith:KYPZIEHB","canonical_record":{"source":{"id":"astro-ph/0004090","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-04-06T17:13:36Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"f03e8fe6fac5240a246d11652f553118a0c84b11077323f179af52dd25c8971e","abstract_canon_sha256":"13e3eb1930908b3188f5f5d52d12cd34bb61747fb60ccee4952e332ec1414cf9"},"schema_version":"1.0"},"canonical_sha256":"561f9410e19053705cba455a6545c357f40f88a2cb9cb54bc99f15378277c70e","source":{"kind":"arxiv","id":"astro-ph/0004090","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0004090","created_at":"2026-07-04T14:10:16Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0004090v1","created_at":"2026-07-04T14:10:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0004090","created_at":"2026-07-04T14:10:16Z"},{"alias_kind":"pith_short_12","alias_value":"KYPZIEHBSBJX","created_at":"2026-07-04T14:10:16Z"},{"alias_kind":"pith_short_16","alias_value":"KYPZIEHBSBJXAXF2","created_at":"2026-07-04T14:10:16Z"},{"alias_kind":"pith_short_8","alias_value":"KYPZIEHB","created_at":"2026-07-04T14:10:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:KYPZIEHBSBJXAXF2IVNGKRODK7","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0004090","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-04-06T17:13:36Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"f03e8fe6fac5240a246d11652f553118a0c84b11077323f179af52dd25c8971e","abstract_canon_sha256":"13e3eb1930908b3188f5f5d52d12cd34bb61747fb60ccee4952e332ec1414cf9"},"schema_version":"1.0"},"canonical_sha256":"561f9410e19053705cba455a6545c357f40f88a2cb9cb54bc99f15378277c70e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:10:16.810059Z","signature_b64":"Ts+sOBN+uMbgCdKezGUrvifFtLWZmBzCz2uM+5rquQQFysDVs+5oBYDFJCIswsauQeHlR5ImnKXuTMw6e9wOBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"561f9410e19053705cba455a6545c357f40f88a2cb9cb54bc99f15378277c70e","last_reissued_at":"2026-07-04T14:10:16.809607Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:10:16.809607Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0004090","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":"2026-07-04T14:10:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KlE6gMIo0nc7gXcckRIlS23ysYkuxPcafMO/1fhmKfA/WFbp8nwe3jqki+BYCJysKYdHy9ytpxMzIyfAXYlqBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T22:17:40.974292Z"},"content_sha256":"7bee943c350cdf72c3205e6549cab51155567226996c7fe60c1a8ef17183a5eb","schema_version":"1.0","event_id":"sha256:7bee943c350cdf72c3205e6549cab51155567226996c7fe60c1a8ef17183a5eb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:KYPZIEHBSBJXAXF2IVNGKRODK7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The \"Swiss cheese\" cosmological model has no extrinsic curvature discontinuity: A comment on the paper by G.A. Baker, Jr. (astro-ph/0003152)","license":"","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph","authors_text":"Charles C. Dyer, Chris Oliwa","submitted_at":"2000-04-06T17:13:36Z","abstract_excerpt":"Contrary to a claim, the Schwarzschild solution insertion in an expanding universe model, the so called \"Swiss cheese\" model, does not possess an extrinsic curvature discontinuity. We show that both the intrinsic metric and the extrinsic curvature are continuous, and point out the error that led to the claim."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0004090","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0004090/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":"2026-07-04T14:10:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yiF85/VH+P4W2GVLwgEWGBHG3tDttPJBciTc9xZl8La+hFFOlgfWVDzNeN5kaTmzl0PZNCxhyAXnPOs3ETwzDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T22:17:40.974680Z"},"content_sha256":"ab16e113fa7bf0416151031566ad69e38669bd561fdc99e474229ad30a294e55","schema_version":"1.0","event_id":"sha256:ab16e113fa7bf0416151031566ad69e38669bd561fdc99e474229ad30a294e55"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KYPZIEHBSBJXAXF2IVNGKRODK7/bundle.json","state_url":"https://pith.science/pith/KYPZIEHBSBJXAXF2IVNGKRODK7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KYPZIEHBSBJXAXF2IVNGKRODK7/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":"2026-07-04T22:17:40Z","links":{"resolver":"https://pith.science/pith/KYPZIEHBSBJXAXF2IVNGKRODK7","bundle":"https://pith.science/pith/KYPZIEHBSBJXAXF2IVNGKRODK7/bundle.json","state":"https://pith.science/pith/KYPZIEHBSBJXAXF2IVNGKRODK7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KYPZIEHBSBJXAXF2IVNGKRODK7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:KYPZIEHBSBJXAXF2IVNGKRODK7","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":"13e3eb1930908b3188f5f5d52d12cd34bb61747fb60ccee4952e332ec1414cf9","cross_cats_sorted":["gr-qc"],"license":"","primary_cat":"astro-ph","submitted_at":"2000-04-06T17:13:36Z","title_canon_sha256":"f03e8fe6fac5240a246d11652f553118a0c84b11077323f179af52dd25c8971e"},"schema_version":"1.0","source":{"id":"astro-ph/0004090","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0004090","created_at":"2026-07-04T14:10:16Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0004090v1","created_at":"2026-07-04T14:10:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0004090","created_at":"2026-07-04T14:10:16Z"},{"alias_kind":"pith_short_12","alias_value":"KYPZIEHBSBJX","created_at":"2026-07-04T14:10:16Z"},{"alias_kind":"pith_short_16","alias_value":"KYPZIEHBSBJXAXF2","created_at":"2026-07-04T14:10:16Z"},{"alias_kind":"pith_short_8","alias_value":"KYPZIEHB","created_at":"2026-07-04T14:10:16Z"}],"graph_snapshots":[{"event_id":"sha256:ab16e113fa7bf0416151031566ad69e38669bd561fdc99e474229ad30a294e55","target":"graph","created_at":"2026-07-04T14:10:16Z","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/0004090/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Contrary to a claim, the Schwarzschild solution insertion in an expanding universe model, the so called \"Swiss cheese\" model, does not possess an extrinsic curvature discontinuity. We show that both the intrinsic metric and the extrinsic curvature are continuous, and point out the error that led to the claim.","authors_text":"Charles C. Dyer, Chris Oliwa","cross_cats":["gr-qc"],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2000-04-06T17:13:36Z","title":"The \"Swiss cheese\" cosmological model has no extrinsic curvature discontinuity: A comment on the paper by G.A. Baker, Jr. (astro-ph/0003152)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0004090","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":"sha256:7bee943c350cdf72c3205e6549cab51155567226996c7fe60c1a8ef17183a5eb","target":"record","created_at":"2026-07-04T14:10:16Z","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":"13e3eb1930908b3188f5f5d52d12cd34bb61747fb60ccee4952e332ec1414cf9","cross_cats_sorted":["gr-qc"],"license":"","primary_cat":"astro-ph","submitted_at":"2000-04-06T17:13:36Z","title_canon_sha256":"f03e8fe6fac5240a246d11652f553118a0c84b11077323f179af52dd25c8971e"},"schema_version":"1.0","source":{"id":"astro-ph/0004090","kind":"arxiv","version":1}},"canonical_sha256":"561f9410e19053705cba455a6545c357f40f88a2cb9cb54bc99f15378277c70e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"561f9410e19053705cba455a6545c357f40f88a2cb9cb54bc99f15378277c70e","first_computed_at":"2026-07-04T14:10:16.809607Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:10:16.809607Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ts+sOBN+uMbgCdKezGUrvifFtLWZmBzCz2uM+5rquQQFysDVs+5oBYDFJCIswsauQeHlR5ImnKXuTMw6e9wOBw==","signature_status":"signed_v1","signed_at":"2026-07-04T14:10:16.810059Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0004090","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7bee943c350cdf72c3205e6549cab51155567226996c7fe60c1a8ef17183a5eb","sha256:ab16e113fa7bf0416151031566ad69e38669bd561fdc99e474229ad30a294e55"],"state_sha256":"e5cc9b2c003e69d1ac9ff9364279a4c637cd64ee96cfd49bab0b4c87c9829242"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G7CdH5UCI38wDFN4w0WXYWZTW5kWFglWOy4sqjNZyxgtd/mB6z9h0ITbjDa9zy34ZSvqT5W1xBJt4a/rMgR8Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T22:17:40.976855Z","bundle_sha256":"53e9d68b34e4672ad23932e0d37933ce5fba428833dc92661cbd9e48b2eabafb"}}