{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:EFLGMNA7ZOEEVCOZRNKYUQAX6Y","short_pith_number":"pith:EFLGMNA7","canonical_record":{"source":{"id":"1009.1903","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-09-09T22:22:23Z","cross_cats_sorted":[],"title_canon_sha256":"cb90e98b31225b4aa95807c4e3290b8f6b85646adc74a5a9d86a494d084b7458","abstract_canon_sha256":"87de28c1641ef6f594c8b2734c4f7087751531cb0f510ce6cda70dbbcaae51b8"},"schema_version":"1.0"},"canonical_sha256":"215666341fcb884a89d98b558a4017f6146c2255aff7d5357dddfffdfd113df3","source":{"kind":"arxiv","id":"1009.1903","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1903","created_at":"2026-05-18T02:05:32Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1903v1","created_at":"2026-05-18T02:05:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1903","created_at":"2026-05-18T02:05:32Z"},{"alias_kind":"pith_short_12","alias_value":"EFLGMNA7ZOEE","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EFLGMNA7ZOEEVCOZ","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EFLGMNA7","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:EFLGMNA7ZOEEVCOZRNKYUQAX6Y","target":"record","payload":{"canonical_record":{"source":{"id":"1009.1903","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-09-09T22:22:23Z","cross_cats_sorted":[],"title_canon_sha256":"cb90e98b31225b4aa95807c4e3290b8f6b85646adc74a5a9d86a494d084b7458","abstract_canon_sha256":"87de28c1641ef6f594c8b2734c4f7087751531cb0f510ce6cda70dbbcaae51b8"},"schema_version":"1.0"},"canonical_sha256":"215666341fcb884a89d98b558a4017f6146c2255aff7d5357dddfffdfd113df3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:32.321625Z","signature_b64":"+PYCsWsYd0+E+FF3w4ey2y1xPZMvJ9OdEg8Drl5xQzvL8Cp7/G4QjRt9Nqbltv75fLjyCaosIAa4xEdfNhZXDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"215666341fcb884a89d98b558a4017f6146c2255aff7d5357dddfffdfd113df3","last_reissued_at":"2026-05-18T02:05:32.320904Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:32.320904Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.1903","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":"2026-05-18T02:05:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TBEJBDR31nCYlapvbZeXQ8+fGl+DgytZCk4RxBWltV0iMzv0707g4SmNGv3apyDgSmoix4LzzTYdSLN0rerxBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T13:38:07.687273Z"},"content_sha256":"5205d76de623dabe145436015ad5f13add15832ead24a064fe303c778cf3c0be","schema_version":"1.0","event_id":"sha256:5205d76de623dabe145436015ad5f13add15832ead24a064fe303c778cf3c0be"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:EFLGMNA7ZOEEVCOZRNKYUQAX6Y","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Characterizing the contaminating distance distribution for Bayesian supernova cosmology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Adam G. Riess, Bridget L. Falck, Renee Hlozek","submitted_at":"2010-09-09T22:22:23Z","abstract_excerpt":"Measurements of the equation of state of dark energy from surveys of thousands of Type Ia Supernovae (SNe Ia) will be limited by spectroscopic follow-up and must therefore rely on photometric identification, increasing the chance that the sample is contaminated by Core Collapse Supernovae (CC SNe). Bayesian methods for supernova cosmology can remove contamination bias while maintaining high statistical precision but are sensitive to the choice of parameterization of the contaminating distance distribution. We use simulations to investigate the form of the contaminating distribution and its dep"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1903","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":"2026-05-18T02:05:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ml+uZAUYepehgw2+EmMgH230m6VIxft0ZD8smt+d+LTJEO8eOLKxbKxcxLqVBHYcGpQtWnU3rNtqR1anWDx9Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T13:38:07.687939Z"},"content_sha256":"bf295783175a68c1bef6e234476dfbee7c1ddae2ff8b880eae42fd36a5e392d3","schema_version":"1.0","event_id":"sha256:bf295783175a68c1bef6e234476dfbee7c1ddae2ff8b880eae42fd36a5e392d3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EFLGMNA7ZOEEVCOZRNKYUQAX6Y/bundle.json","state_url":"https://pith.science/pith/EFLGMNA7ZOEEVCOZRNKYUQAX6Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EFLGMNA7ZOEEVCOZRNKYUQAX6Y/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":"2026-06-07T13:38:07Z","links":{"resolver":"https://pith.science/pith/EFLGMNA7ZOEEVCOZRNKYUQAX6Y","bundle":"https://pith.science/pith/EFLGMNA7ZOEEVCOZRNKYUQAX6Y/bundle.json","state":"https://pith.science/pith/EFLGMNA7ZOEEVCOZRNKYUQAX6Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EFLGMNA7ZOEEVCOZRNKYUQAX6Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:EFLGMNA7ZOEEVCOZRNKYUQAX6Y","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":"87de28c1641ef6f594c8b2734c4f7087751531cb0f510ce6cda70dbbcaae51b8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-09-09T22:22:23Z","title_canon_sha256":"cb90e98b31225b4aa95807c4e3290b8f6b85646adc74a5a9d86a494d084b7458"},"schema_version":"1.0","source":{"id":"1009.1903","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1903","created_at":"2026-05-18T02:05:32Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1903v1","created_at":"2026-05-18T02:05:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1903","created_at":"2026-05-18T02:05:32Z"},{"alias_kind":"pith_short_12","alias_value":"EFLGMNA7ZOEE","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"EFLGMNA7ZOEEVCOZ","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"EFLGMNA7","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:bf295783175a68c1bef6e234476dfbee7c1ddae2ff8b880eae42fd36a5e392d3","target":"graph","created_at":"2026-05-18T02:05:32Z","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":"Measurements of the equation of state of dark energy from surveys of thousands of Type Ia Supernovae (SNe Ia) will be limited by spectroscopic follow-up and must therefore rely on photometric identification, increasing the chance that the sample is contaminated by Core Collapse Supernovae (CC SNe). Bayesian methods for supernova cosmology can remove contamination bias while maintaining high statistical precision but are sensitive to the choice of parameterization of the contaminating distance distribution. We use simulations to investigate the form of the contaminating distribution and its dep","authors_text":"Adam G. Riess, Bridget L. Falck, Renee Hlozek","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-09-09T22:22:23Z","title":"Characterizing the contaminating distance distribution for Bayesian supernova cosmology"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1903","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":"sha256:5205d76de623dabe145436015ad5f13add15832ead24a064fe303c778cf3c0be","target":"record","created_at":"2026-05-18T02:05:32Z","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":"87de28c1641ef6f594c8b2734c4f7087751531cb0f510ce6cda70dbbcaae51b8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-09-09T22:22:23Z","title_canon_sha256":"cb90e98b31225b4aa95807c4e3290b8f6b85646adc74a5a9d86a494d084b7458"},"schema_version":"1.0","source":{"id":"1009.1903","kind":"arxiv","version":1}},"canonical_sha256":"215666341fcb884a89d98b558a4017f6146c2255aff7d5357dddfffdfd113df3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"215666341fcb884a89d98b558a4017f6146c2255aff7d5357dddfffdfd113df3","first_computed_at":"2026-05-18T02:05:32.320904Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:05:32.320904Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+PYCsWsYd0+E+FF3w4ey2y1xPZMvJ9OdEg8Drl5xQzvL8Cp7/G4QjRt9Nqbltv75fLjyCaosIAa4xEdfNhZXDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:05:32.321625Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.1903","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5205d76de623dabe145436015ad5f13add15832ead24a064fe303c778cf3c0be","sha256:bf295783175a68c1bef6e234476dfbee7c1ddae2ff8b880eae42fd36a5e392d3"],"state_sha256":"8f21268f2e5e2e5eb84711101b6b2e5778c8a787a67ccb8fd61c3945f6331c6a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mKpCiRbLm6Hv+J4/NapUDSxcZKiTycUgnc9v0H8NN1GM2f+pCj2+5t1HvHr+GLWX4J20CMZf6MIUfKpJuqHSDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T13:38:07.691357Z","bundle_sha256":"3a2513811ab79e46974514b853533c1a80bc73797df7d07fdf092b738bb5ca09"}}