{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:YK5EKVAYG664ZAW5DBUU5NR25J","short_pith_number":"pith:YK5EKVAY","canonical_record":{"source":{"id":"2408.10560","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-08-20T05:59:57Z","cross_cats_sorted":[],"title_canon_sha256":"1bad8b30589b7a5e47616706e49bf38a83926d20dcac3f91bcd15d4e88885b29","abstract_canon_sha256":"0affe4d58cdf5940fa5affa424f8e5d5402b7331d49220a0b9a4882cc11a8a2a"},"schema_version":"1.0"},"canonical_sha256":"c2ba45541837bdcc82dd18694eb63aea4cc75aecc37ef62c76a0f73141e082dd","source":{"kind":"arxiv","id":"2408.10560","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.10560","created_at":"2026-05-22T01:03:40Z"},{"alias_kind":"arxiv_version","alias_value":"2408.10560v4","created_at":"2026-05-22T01:03:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.10560","created_at":"2026-05-22T01:03:40Z"},{"alias_kind":"pith_short_12","alias_value":"YK5EKVAYG664","created_at":"2026-05-22T01:03:40Z"},{"alias_kind":"pith_short_16","alias_value":"YK5EKVAYG664ZAW5","created_at":"2026-05-22T01:03:40Z"},{"alias_kind":"pith_short_8","alias_value":"YK5EKVAY","created_at":"2026-05-22T01:03:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:YK5EKVAYG664ZAW5DBUU5NR25J","target":"record","payload":{"canonical_record":{"source":{"id":"2408.10560","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-08-20T05:59:57Z","cross_cats_sorted":[],"title_canon_sha256":"1bad8b30589b7a5e47616706e49bf38a83926d20dcac3f91bcd15d4e88885b29","abstract_canon_sha256":"0affe4d58cdf5940fa5affa424f8e5d5402b7331d49220a0b9a4882cc11a8a2a"},"schema_version":"1.0"},"canonical_sha256":"c2ba45541837bdcc82dd18694eb63aea4cc75aecc37ef62c76a0f73141e082dd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-22T01:03:40.113842Z","signature_b64":"RRlbKUPOev+qfcWdn20Vs5OVh/oRL0676UEtDq167nVo/7oC5Ix1r1kpMU5XCiqCqzr7e9J057IozwYjVoZfDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c2ba45541837bdcc82dd18694eb63aea4cc75aecc37ef62c76a0f73141e082dd","last_reissued_at":"2026-05-22T01:03:40.112936Z","signature_status":"signed_v1","first_computed_at":"2026-05-22T01:03:40.112936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2408.10560","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-22T01:03:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4eWiMHDfSshP/6cjiyxSg/O5owRUQI2f5/38EtkYfkl9kUZsL7gJExiY6JPtO5cmua0vm+wyF3/vlX/r302uAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T19:27:15.330919Z"},"content_sha256":"dffee864fe9a38cda6fd294404c072f94ba022ecedae8b18887c687a814048ba","schema_version":"1.0","event_id":"sha256:dffee864fe9a38cda6fd294404c072f94ba022ecedae8b18887c687a814048ba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:YK5EKVAYG664ZAW5DBUU5NR25J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Redshift Evolution of the HII Galaxy $L$-$\\sigma$ Relation: Gaussian Process Analysis and Cosmological Implications","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Jiaze Gao, Lixin Xu, Yun Chen","submitted_at":"2024-08-20T05:59:57Z","abstract_excerpt":"The empirical correlation between the H$\\beta$ luminosity ($L$) and the ionized gas velocity dispersion ($\\sigma$) in HII starburst galaxies (HIIGs) provides a foundation for using them as cosmological standard candles. A key unresolved issue is whether this $L$-$\\sigma$ relation changes with redshift, which would impact its application at high redshifts. We test for possible evolution using cosmology-independent distance estimates up to $z \\sim 1.8$, obtained from Gaussian Process regression of the Pantheon+ Type Ia supernovae Hubble diagram. These distances allow us to compare the standard $"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.10560","kind":"arxiv","version":4},"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/2408.10560/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":"2026-05-22T01:03:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RQA7YU77/aCO4owZY2LX5CJoMdyWHEokMSwMyIdIehw9ONlYD4H1DPkmfKQ2IeggjIjQJwcFFq1pTCUeZU8lCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T19:27:15.331417Z"},"content_sha256":"9a614302851b7db2939177da8c6bba5ff3237c253f4f775c4708d2d7b3b82655","schema_version":"1.0","event_id":"sha256:9a614302851b7db2939177da8c6bba5ff3237c253f4f775c4708d2d7b3b82655"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YK5EKVAYG664ZAW5DBUU5NR25J/bundle.json","state_url":"https://pith.science/pith/YK5EKVAYG664ZAW5DBUU5NR25J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YK5EKVAYG664ZAW5DBUU5NR25J/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":"2026-05-30T19:27:15Z","links":{"resolver":"https://pith.science/pith/YK5EKVAYG664ZAW5DBUU5NR25J","bundle":"https://pith.science/pith/YK5EKVAYG664ZAW5DBUU5NR25J/bundle.json","state":"https://pith.science/pith/YK5EKVAYG664ZAW5DBUU5NR25J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YK5EKVAYG664ZAW5DBUU5NR25J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:YK5EKVAYG664ZAW5DBUU5NR25J","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":"0affe4d58cdf5940fa5affa424f8e5d5402b7331d49220a0b9a4882cc11a8a2a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-08-20T05:59:57Z","title_canon_sha256":"1bad8b30589b7a5e47616706e49bf38a83926d20dcac3f91bcd15d4e88885b29"},"schema_version":"1.0","source":{"id":"2408.10560","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.10560","created_at":"2026-05-22T01:03:40Z"},{"alias_kind":"arxiv_version","alias_value":"2408.10560v4","created_at":"2026-05-22T01:03:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.10560","created_at":"2026-05-22T01:03:40Z"},{"alias_kind":"pith_short_12","alias_value":"YK5EKVAYG664","created_at":"2026-05-22T01:03:40Z"},{"alias_kind":"pith_short_16","alias_value":"YK5EKVAYG664ZAW5","created_at":"2026-05-22T01:03:40Z"},{"alias_kind":"pith_short_8","alias_value":"YK5EKVAY","created_at":"2026-05-22T01:03:40Z"}],"graph_snapshots":[{"event_id":"sha256:9a614302851b7db2939177da8c6bba5ff3237c253f4f775c4708d2d7b3b82655","target":"graph","created_at":"2026-05-22T01:03:40Z","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/2408.10560/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The empirical correlation between the H$\\beta$ luminosity ($L$) and the ionized gas velocity dispersion ($\\sigma$) in HII starburst galaxies (HIIGs) provides a foundation for using them as cosmological standard candles. A key unresolved issue is whether this $L$-$\\sigma$ relation changes with redshift, which would impact its application at high redshifts. We test for possible evolution using cosmology-independent distance estimates up to $z \\sim 1.8$, obtained from Gaussian Process regression of the Pantheon+ Type Ia supernovae Hubble diagram. These distances allow us to compare the standard $","authors_text":"Jiaze Gao, Lixin Xu, Yun Chen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-08-20T05:59:57Z","title":"Redshift Evolution of the HII Galaxy $L$-$\\sigma$ Relation: Gaussian Process Analysis and Cosmological Implications"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.10560","kind":"arxiv","version":4},"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:dffee864fe9a38cda6fd294404c072f94ba022ecedae8b18887c687a814048ba","target":"record","created_at":"2026-05-22T01:03:40Z","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":"0affe4d58cdf5940fa5affa424f8e5d5402b7331d49220a0b9a4882cc11a8a2a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-08-20T05:59:57Z","title_canon_sha256":"1bad8b30589b7a5e47616706e49bf38a83926d20dcac3f91bcd15d4e88885b29"},"schema_version":"1.0","source":{"id":"2408.10560","kind":"arxiv","version":4}},"canonical_sha256":"c2ba45541837bdcc82dd18694eb63aea4cc75aecc37ef62c76a0f73141e082dd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c2ba45541837bdcc82dd18694eb63aea4cc75aecc37ef62c76a0f73141e082dd","first_computed_at":"2026-05-22T01:03:40.112936Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-22T01:03:40.112936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RRlbKUPOev+qfcWdn20Vs5OVh/oRL0676UEtDq167nVo/7oC5Ix1r1kpMU5XCiqCqzr7e9J057IozwYjVoZfDg==","signature_status":"signed_v1","signed_at":"2026-05-22T01:03:40.113842Z","signed_message":"canonical_sha256_bytes"},"source_id":"2408.10560","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dffee864fe9a38cda6fd294404c072f94ba022ecedae8b18887c687a814048ba","sha256:9a614302851b7db2939177da8c6bba5ff3237c253f4f775c4708d2d7b3b82655"],"state_sha256":"99f9759947ce7d9b44bd1525edd18e2955829f0f1bb0d5671e300bd2af3f1277"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aRng501lfaMWBEyIWWqgEh+KGVeha3WQLsEWiYLZsGFwD60jI1urHSNM7H0KKY8ljOsYBfQ6f60OQA2cvq2OAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T19:27:15.333964Z","bundle_sha256":"25986bf3774a622575c3e03e15e7ef3c5b00c139dc19b2745d13b81a9d1a91f2"}}