{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:7GPUGT4ZCB53JCYXIK7XCC3IOR","short_pith_number":"pith:7GPUGT4Z","canonical_record":{"source":{"id":"2401.08755","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-01-16T19:00:01Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"ad59058d3e911ed1f09e4d797359af15072325d18de7455cfc6f42264585874a","abstract_canon_sha256":"f3e996979f3cc11232973e9299777c178a609ff90623ebbac43877063c9dddcc"},"schema_version":"1.0"},"canonical_sha256":"f99f434f99107bb48b1742bf710b6874634a125dc7b9991b56bc51a92d1b680f","source":{"kind":"arxiv","id":"2401.08755","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.08755","created_at":"2026-07-05T08:13:11Z"},{"alias_kind":"arxiv_version","alias_value":"2401.08755v2","created_at":"2026-07-05T08:13:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.08755","created_at":"2026-07-05T08:13:11Z"},{"alias_kind":"pith_short_12","alias_value":"7GPUGT4ZCB53","created_at":"2026-07-05T08:13:11Z"},{"alias_kind":"pith_short_16","alias_value":"7GPUGT4ZCB53JCYX","created_at":"2026-07-05T08:13:11Z"},{"alias_kind":"pith_short_8","alias_value":"7GPUGT4Z","created_at":"2026-07-05T08:13:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:7GPUGT4ZCB53JCYXIK7XCC3IOR","target":"record","payload":{"canonical_record":{"source":{"id":"2401.08755","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-01-16T19:00:01Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"ad59058d3e911ed1f09e4d797359af15072325d18de7455cfc6f42264585874a","abstract_canon_sha256":"f3e996979f3cc11232973e9299777c178a609ff90623ebbac43877063c9dddcc"},"schema_version":"1.0"},"canonical_sha256":"f99f434f99107bb48b1742bf710b6874634a125dc7b9991b56bc51a92d1b680f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:13:11.598348Z","signature_b64":"Q30PIY+z3skpgmlVI5uNyBks/+BQdZNisgztmGs8kiok+eIDSbyDXTGTr5Nx38MtGUsclQBo8vCPmqJxd47wBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f99f434f99107bb48b1742bf710b6874634a125dc7b9991b56bc51a92d1b680f","last_reissued_at":"2026-07-05T08:13:11.597861Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:13:11.597861Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2401.08755","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":"2026-07-05T08:13:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BonD5EC0v6fUvnd7k6Gj5/ntaK/sgy8QkukMf61h7G8Hhl7x0s5T7wMCQjn+RQhxQzejEk3qPu7osOqLU4gEDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T08:51:55.851742Z"},"content_sha256":"52095b120fda0877586ce932ae0ab790398b2125bbd9d56b265d2ef9dd6e8622","schema_version":"1.0","event_id":"sha256:52095b120fda0877586ce932ae0ab790398b2125bbd9d56b265d2ef9dd6e8622"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:7GPUGT4ZCB53JCYXIK7XCC3IOR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scalable hierarchical BayeSN inference: Investigating dependence of SN Ia host galaxy dust properties on stellar mass and redshift","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"Ana Sofia M. Uzsoy, Benjamin M. Boyd, Erin E. Hayes, Kaisey S. Mandel, Matthew Grayling, Sam M. Ward, Stephen Thorp, Suhail Dhawan","submitted_at":"2024-01-16T19:00:01Z","abstract_excerpt":"We apply the hierarchical probabilistic SED model BayeSN to analyse a sample of 475 SNe Ia (0.015 < z < 0.4) from Foundation, DES3YR and PS1MD to investigate the properties of dust in their host galaxies. We jointly infer the dust law $R_V$ population distributions at the SED level in high- and low-mass galaxies simultaneously with dust-independent, intrinsic differences. We find an intrinsic mass step of $-0.049\\pm0.016$ mag, at a significance of 3.1$\\sigma$, when allowing for a constant intrinsic, achromatic magnitude offset. We additionally apply a model allowing for time- and wavelength-de"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.08755","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/2401.08755/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":"2026-07-05T08:13:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4thKPi97V1+4EtoyEtBfX3fd7oLKG2ENSSyyQPh2iEFOSJlkILhNMsvFpRdPZxp0np/ISuSYBLNqr816J8aMAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T08:51:55.852242Z"},"content_sha256":"43a919a63a8c94bbf0d5f65f0292769557eb95a965cdf961817ca2a7a9f5c54a","schema_version":"1.0","event_id":"sha256:43a919a63a8c94bbf0d5f65f0292769557eb95a965cdf961817ca2a7a9f5c54a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7GPUGT4ZCB53JCYXIK7XCC3IOR/bundle.json","state_url":"https://pith.science/pith/7GPUGT4ZCB53JCYXIK7XCC3IOR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7GPUGT4ZCB53JCYXIK7XCC3IOR/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":"2026-08-19T08:51:55Z","links":{"resolver":"https://pith.science/pith/7GPUGT4ZCB53JCYXIK7XCC3IOR","bundle":"https://pith.science/pith/7GPUGT4ZCB53JCYXIK7XCC3IOR/bundle.json","state":"https://pith.science/pith/7GPUGT4ZCB53JCYXIK7XCC3IOR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7GPUGT4ZCB53JCYXIK7XCC3IOR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:7GPUGT4ZCB53JCYXIK7XCC3IOR","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":"f3e996979f3cc11232973e9299777c178a609ff90623ebbac43877063c9dddcc","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-01-16T19:00:01Z","title_canon_sha256":"ad59058d3e911ed1f09e4d797359af15072325d18de7455cfc6f42264585874a"},"schema_version":"1.0","source":{"id":"2401.08755","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.08755","created_at":"2026-07-05T08:13:11Z"},{"alias_kind":"arxiv_version","alias_value":"2401.08755v2","created_at":"2026-07-05T08:13:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.08755","created_at":"2026-07-05T08:13:11Z"},{"alias_kind":"pith_short_12","alias_value":"7GPUGT4ZCB53","created_at":"2026-07-05T08:13:11Z"},{"alias_kind":"pith_short_16","alias_value":"7GPUGT4ZCB53JCYX","created_at":"2026-07-05T08:13:11Z"},{"alias_kind":"pith_short_8","alias_value":"7GPUGT4Z","created_at":"2026-07-05T08:13:11Z"}],"graph_snapshots":[{"event_id":"sha256:43a919a63a8c94bbf0d5f65f0292769557eb95a965cdf961817ca2a7a9f5c54a","target":"graph","created_at":"2026-07-05T08:13:11Z","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/2401.08755/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We apply the hierarchical probabilistic SED model BayeSN to analyse a sample of 475 SNe Ia (0.015 < z < 0.4) from Foundation, DES3YR and PS1MD to investigate the properties of dust in their host galaxies. We jointly infer the dust law $R_V$ population distributions at the SED level in high- and low-mass galaxies simultaneously with dust-independent, intrinsic differences. We find an intrinsic mass step of $-0.049\\pm0.016$ mag, at a significance of 3.1$\\sigma$, when allowing for a constant intrinsic, achromatic magnitude offset. We additionally apply a model allowing for time- and wavelength-de","authors_text":"Ana Sofia M. Uzsoy, Benjamin M. Boyd, Erin E. Hayes, Kaisey S. Mandel, Matthew Grayling, Sam M. Ward, Stephen Thorp, Suhail Dhawan","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-01-16T19:00:01Z","title":"Scalable hierarchical BayeSN inference: Investigating dependence of SN Ia host galaxy dust properties on stellar mass and redshift"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.08755","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":"sha256:52095b120fda0877586ce932ae0ab790398b2125bbd9d56b265d2ef9dd6e8622","target":"record","created_at":"2026-07-05T08:13:11Z","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":"f3e996979f3cc11232973e9299777c178a609ff90623ebbac43877063c9dddcc","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-01-16T19:00:01Z","title_canon_sha256":"ad59058d3e911ed1f09e4d797359af15072325d18de7455cfc6f42264585874a"},"schema_version":"1.0","source":{"id":"2401.08755","kind":"arxiv","version":2}},"canonical_sha256":"f99f434f99107bb48b1742bf710b6874634a125dc7b9991b56bc51a92d1b680f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f99f434f99107bb48b1742bf710b6874634a125dc7b9991b56bc51a92d1b680f","first_computed_at":"2026-07-05T08:13:11.597861Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:13:11.597861Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Q30PIY+z3skpgmlVI5uNyBks/+BQdZNisgztmGs8kiok+eIDSbyDXTGTr5Nx38MtGUsclQBo8vCPmqJxd47wBw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:13:11.598348Z","signed_message":"canonical_sha256_bytes"},"source_id":"2401.08755","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:52095b120fda0877586ce932ae0ab790398b2125bbd9d56b265d2ef9dd6e8622","sha256:43a919a63a8c94bbf0d5f65f0292769557eb95a965cdf961817ca2a7a9f5c54a"],"state_sha256":"95525e4dff11c2b9d757d669f5c02ede76eaeb42f024860fb4b7e6bc34757300"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HUXXyJXBmutl4wPBRuS4IdAiXqnvqXkFxfhrRTOMdYFAMHzD2pvtCgo0qKnA3cMWsWd+Dw3ycxWMvhpW6+4/Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T08:51:55.857072Z","bundle_sha256":"f1ab173e0773a095a7c12a6d3df2b1fd88e7ddf79aef2b01c6f71356290b961a"}}