{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:BN4UP4ES4AJBA6MRE3MCC5WRLY","short_pith_number":"pith:BN4UP4ES","canonical_record":{"source":{"id":"2402.13476","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-02-21T02:19:48Z","cross_cats_sorted":[],"title_canon_sha256":"bd12924d837b80ab34300a5b929613f0ecc7bd6f7b99f37f02bde233c97bc4d2","abstract_canon_sha256":"e050267a4fc29a73e5e0cc43ea6c5d235c098971e4cc5ed68a86efb6308a59bb"},"schema_version":"1.0"},"canonical_sha256":"0b7947f092e01210799126d82176d15e22e85c19e0f58f86122fb6a8f6162f85","source":{"kind":"arxiv","id":"2402.13476","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.13476","created_at":"2026-07-05T11:00:58Z"},{"alias_kind":"arxiv_version","alias_value":"2402.13476v2","created_at":"2026-07-05T11:00:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.13476","created_at":"2026-07-05T11:00:58Z"},{"alias_kind":"pith_short_12","alias_value":"BN4UP4ES4AJB","created_at":"2026-07-05T11:00:58Z"},{"alias_kind":"pith_short_16","alias_value":"BN4UP4ES4AJBA6MR","created_at":"2026-07-05T11:00:58Z"},{"alias_kind":"pith_short_8","alias_value":"BN4UP4ES","created_at":"2026-07-05T11:00:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:BN4UP4ES4AJBA6MRE3MCC5WRLY","target":"record","payload":{"canonical_record":{"source":{"id":"2402.13476","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-02-21T02:19:48Z","cross_cats_sorted":[],"title_canon_sha256":"bd12924d837b80ab34300a5b929613f0ecc7bd6f7b99f37f02bde233c97bc4d2","abstract_canon_sha256":"e050267a4fc29a73e5e0cc43ea6c5d235c098971e4cc5ed68a86efb6308a59bb"},"schema_version":"1.0"},"canonical_sha256":"0b7947f092e01210799126d82176d15e22e85c19e0f58f86122fb6a8f6162f85","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:00:58.575311Z","signature_b64":"TgG+d6GaqYeJxEJEF+kaYqLEBGk31QbIIvhJdu697h1D12ARQ+RDk2vNg7n6ol2wHpbqcweCI1ZnjtFRvJHMBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0b7947f092e01210799126d82176d15e22e85c19e0f58f86122fb6a8f6162f85","last_reissued_at":"2026-07-05T11:00:58.574817Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:00:58.574817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2402.13476","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":"2026-07-05T11:00:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h0XlhxtffYydKwCMF4aWvRfLBcZQMQ75DHV5pT2lPDIuY4grntbuyaBirBMLu/o3l2qkKD44v0Eg+JIvH6D3BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:35:43.785031Z"},"content_sha256":"3d5d6e6ca57e14977238c9dc87e94f7b863eee3f467551580ee5bfb9926fefe2","schema_version":"1.0","event_id":"sha256:3d5d6e6ca57e14977238c9dc87e94f7b863eee3f467551580ee5bfb9926fefe2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:BN4UP4ES4AJBA6MRE3MCC5WRLY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Assessing the effect of mass-model assumptions on measuring the Hubble constant from the cluster-lensed supernova Refsdal","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Masamune Oguri, Yuting Liu","submitted_at":"2024-02-21T02:19:48Z","abstract_excerpt":"The Hubble constant, $H_0$, which is a crucial parameter in astrophysics and cosmology, is under significant tension. We explore an independent technique to measure $H_0$ based on the time-delay cosmography with strong gravitational lensing of a supernova lensed by a galaxy cluster, focusing on SN Refsdal in MACS J1149.5+2223, the first gravitationally lensed supernova with resolved multiple images. We carefully examine the dependence of constraints on the Hubble constant on the choice of lens mass models, employing 23 lens mass models with different assumptions on dark matter halos and extern"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.13476","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/2402.13476/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":"2026-07-05T11:00:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CNgziOouOVa9gRAGDekd0darjNpSQhlOwjaB/9sLgjKi5HIo3mtJT+VAKD1FYSupmQY6tlxksWXzsE/CAjySBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:35:43.785417Z"},"content_sha256":"79143e6b4c064128b8c2b9b6f3cb0e1fc8ddd58348ee23a02ebe790d7251667d","schema_version":"1.0","event_id":"sha256:79143e6b4c064128b8c2b9b6f3cb0e1fc8ddd58348ee23a02ebe790d7251667d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BN4UP4ES4AJBA6MRE3MCC5WRLY/bundle.json","state_url":"https://pith.science/pith/BN4UP4ES4AJBA6MRE3MCC5WRLY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BN4UP4ES4AJBA6MRE3MCC5WRLY/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":"2026-07-07T15:35:43Z","links":{"resolver":"https://pith.science/pith/BN4UP4ES4AJBA6MRE3MCC5WRLY","bundle":"https://pith.science/pith/BN4UP4ES4AJBA6MRE3MCC5WRLY/bundle.json","state":"https://pith.science/pith/BN4UP4ES4AJBA6MRE3MCC5WRLY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BN4UP4ES4AJBA6MRE3MCC5WRLY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:BN4UP4ES4AJBA6MRE3MCC5WRLY","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":"e050267a4fc29a73e5e0cc43ea6c5d235c098971e4cc5ed68a86efb6308a59bb","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-02-21T02:19:48Z","title_canon_sha256":"bd12924d837b80ab34300a5b929613f0ecc7bd6f7b99f37f02bde233c97bc4d2"},"schema_version":"1.0","source":{"id":"2402.13476","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.13476","created_at":"2026-07-05T11:00:58Z"},{"alias_kind":"arxiv_version","alias_value":"2402.13476v2","created_at":"2026-07-05T11:00:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.13476","created_at":"2026-07-05T11:00:58Z"},{"alias_kind":"pith_short_12","alias_value":"BN4UP4ES4AJB","created_at":"2026-07-05T11:00:58Z"},{"alias_kind":"pith_short_16","alias_value":"BN4UP4ES4AJBA6MR","created_at":"2026-07-05T11:00:58Z"},{"alias_kind":"pith_short_8","alias_value":"BN4UP4ES","created_at":"2026-07-05T11:00:58Z"}],"graph_snapshots":[{"event_id":"sha256:79143e6b4c064128b8c2b9b6f3cb0e1fc8ddd58348ee23a02ebe790d7251667d","target":"graph","created_at":"2026-07-05T11:00:58Z","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/2402.13476/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Hubble constant, $H_0$, which is a crucial parameter in astrophysics and cosmology, is under significant tension. We explore an independent technique to measure $H_0$ based on the time-delay cosmography with strong gravitational lensing of a supernova lensed by a galaxy cluster, focusing on SN Refsdal in MACS J1149.5+2223, the first gravitationally lensed supernova with resolved multiple images. We carefully examine the dependence of constraints on the Hubble constant on the choice of lens mass models, employing 23 lens mass models with different assumptions on dark matter halos and extern","authors_text":"Masamune Oguri, Yuting Liu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-02-21T02:19:48Z","title":"Assessing the effect of mass-model assumptions on measuring the Hubble constant from the cluster-lensed supernova Refsdal"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.13476","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":"sha256:3d5d6e6ca57e14977238c9dc87e94f7b863eee3f467551580ee5bfb9926fefe2","target":"record","created_at":"2026-07-05T11:00:58Z","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":"e050267a4fc29a73e5e0cc43ea6c5d235c098971e4cc5ed68a86efb6308a59bb","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-02-21T02:19:48Z","title_canon_sha256":"bd12924d837b80ab34300a5b929613f0ecc7bd6f7b99f37f02bde233c97bc4d2"},"schema_version":"1.0","source":{"id":"2402.13476","kind":"arxiv","version":2}},"canonical_sha256":"0b7947f092e01210799126d82176d15e22e85c19e0f58f86122fb6a8f6162f85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0b7947f092e01210799126d82176d15e22e85c19e0f58f86122fb6a8f6162f85","first_computed_at":"2026-07-05T11:00:58.574817Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:00:58.574817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TgG+d6GaqYeJxEJEF+kaYqLEBGk31QbIIvhJdu697h1D12ARQ+RDk2vNg7n6ol2wHpbqcweCI1ZnjtFRvJHMBw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:00:58.575311Z","signed_message":"canonical_sha256_bytes"},"source_id":"2402.13476","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3d5d6e6ca57e14977238c9dc87e94f7b863eee3f467551580ee5bfb9926fefe2","sha256:79143e6b4c064128b8c2b9b6f3cb0e1fc8ddd58348ee23a02ebe790d7251667d"],"state_sha256":"9bd407273f26c0c7be88c8b24588751b755b9c7047300770c5d1a13f265d8caf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XhR62ZPhoy/35PbW/hEic37aU82kFt9pVxubjewhWRTF3WiDRqBXNdC9KaHqllhM7BzYZ8HAEdygYBeNMPGbCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T15:35:43.787337Z","bundle_sha256":"114b7e687a6d92ff0e10f7925ae8ec38d6d2b2a19a7559e39ec0f4a05a00e60c"}}