{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:D6WT62NSRUBOO6FAHLFRLC6CFW","short_pith_number":"pith:D6WT62NS","canonical_record":{"source":{"id":"1501.01595","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-01-02T17:22:27Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"5305bb5b9e38f9c30111f288bcd755e9f416e9da0641c9cdb0905c3cfae31784","abstract_canon_sha256":"227a1c619121d050eeec695267cba4083c495cc12a71cb7a60cb0ed146bccbb9"},"schema_version":"1.0"},"canonical_sha256":"1fad3f69b28d02e778a03acb158bc22d835af44e9148d55db9f477e6d48c545e","source":{"kind":"arxiv","id":"1501.01595","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.01595","created_at":"2026-05-18T01:26:18Z"},{"alias_kind":"arxiv_version","alias_value":"1501.01595v1","created_at":"2026-05-18T01:26:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.01595","created_at":"2026-05-18T01:26:18Z"},{"alias_kind":"pith_short_12","alias_value":"D6WT62NSRUBO","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"D6WT62NSRUBOO6FA","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"D6WT62NS","created_at":"2026-05-18T12:29:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:D6WT62NSRUBOO6FAHLFRLC6CFW","target":"record","payload":{"canonical_record":{"source":{"id":"1501.01595","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-01-02T17:22:27Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"5305bb5b9e38f9c30111f288bcd755e9f416e9da0641c9cdb0905c3cfae31784","abstract_canon_sha256":"227a1c619121d050eeec695267cba4083c495cc12a71cb7a60cb0ed146bccbb9"},"schema_version":"1.0"},"canonical_sha256":"1fad3f69b28d02e778a03acb158bc22d835af44e9148d55db9f477e6d48c545e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:26:18.755048Z","signature_b64":"7Hrbo2P+Ogb/Xl6n/5ZUWWhWwzqslqa0slm6cwe7hqtYsMO9mP92hDFveIJLoVnSOwY7XmDBdkOE8ZKt6HOnAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1fad3f69b28d02e778a03acb158bc22d835af44e9148d55db9f477e6d48c545e","last_reissued_at":"2026-05-18T01:26:18.754443Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:26:18.754443Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.01595","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":"2026-05-18T01:26:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TLh9CQm0z8lPDOWZdPBs1hKNeIuPtjyZtDW1sR2vyoLU9ObVmw2UbWtD2iYEbwmgcVg6oId+ethQkhk4byiKCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T12:05:27.688857Z"},"content_sha256":"e6c2c2b656dff3091da72b37c1c8506a7c06080fc5643a15d64783bd391c5e2b","schema_version":"1.0","event_id":"sha256:e6c2c2b656dff3091da72b37c1c8506a7c06080fc5643a15d64783bd391c5e2b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:D6WT62NSRUBOO6FAHLFRLC6CFW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the origin of the absorption and emission line components in the spectra of PHL 293B","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Elena Terlevich, Guillermo Tenorio-Tagle, Roberto Terlevich, Sergio Martinez-Gonzalez, Sergiy Silich","submitted_at":"2015-01-02T17:22:27Z","abstract_excerpt":"From the structure of PHL 293B and the physical properties of its ionizing cluster and based on results of hydrodynamic models, we point at the various events required to explain in detail the emission and absorption components seen in its optical spectrum. We ascribe the narrow and well centered emission lines, showing the low metallicity of the galaxy, to an HII region that spans through the main body of the galaxy. The broad emission line components are due to two off-centered supernova remnants evolving within the ionizing cluster volume and the absorption line profiles are due to a statio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01595","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":"2026-05-18T01:26:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T2NnBV5Nvo2HCVVXyXHFrVsZkGCtpHzqQAODrieVgxHNZ+LL2SJ//B27x9gPoP2UBMC3ocPpCbtZOujR9p02DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T12:05:27.689199Z"},"content_sha256":"3f0b5d721fb1e6cdf26da5755853d7b2dc00dcd9ab4b7c9d416b0dc9bb3293b7","schema_version":"1.0","event_id":"sha256:3f0b5d721fb1e6cdf26da5755853d7b2dc00dcd9ab4b7c9d416b0dc9bb3293b7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D6WT62NSRUBOO6FAHLFRLC6CFW/bundle.json","state_url":"https://pith.science/pith/D6WT62NSRUBOO6FAHLFRLC6CFW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D6WT62NSRUBOO6FAHLFRLC6CFW/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":"2026-05-20T12:05:27Z","links":{"resolver":"https://pith.science/pith/D6WT62NSRUBOO6FAHLFRLC6CFW","bundle":"https://pith.science/pith/D6WT62NSRUBOO6FAHLFRLC6CFW/bundle.json","state":"https://pith.science/pith/D6WT62NSRUBOO6FAHLFRLC6CFW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D6WT62NSRUBOO6FAHLFRLC6CFW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:D6WT62NSRUBOO6FAHLFRLC6CFW","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":"227a1c619121d050eeec695267cba4083c495cc12a71cb7a60cb0ed146bccbb9","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-01-02T17:22:27Z","title_canon_sha256":"5305bb5b9e38f9c30111f288bcd755e9f416e9da0641c9cdb0905c3cfae31784"},"schema_version":"1.0","source":{"id":"1501.01595","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.01595","created_at":"2026-05-18T01:26:18Z"},{"alias_kind":"arxiv_version","alias_value":"1501.01595v1","created_at":"2026-05-18T01:26:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.01595","created_at":"2026-05-18T01:26:18Z"},{"alias_kind":"pith_short_12","alias_value":"D6WT62NSRUBO","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"D6WT62NSRUBOO6FA","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"D6WT62NS","created_at":"2026-05-18T12:29:17Z"}],"graph_snapshots":[{"event_id":"sha256:3f0b5d721fb1e6cdf26da5755853d7b2dc00dcd9ab4b7c9d416b0dc9bb3293b7","target":"graph","created_at":"2026-05-18T01:26:18Z","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":"From the structure of PHL 293B and the physical properties of its ionizing cluster and based on results of hydrodynamic models, we point at the various events required to explain in detail the emission and absorption components seen in its optical spectrum. We ascribe the narrow and well centered emission lines, showing the low metallicity of the galaxy, to an HII region that spans through the main body of the galaxy. The broad emission line components are due to two off-centered supernova remnants evolving within the ionizing cluster volume and the absorption line profiles are due to a statio","authors_text":"Elena Terlevich, Guillermo Tenorio-Tagle, Roberto Terlevich, Sergio Martinez-Gonzalez, Sergiy Silich","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-01-02T17:22:27Z","title":"On the origin of the absorption and emission line components in the spectra of PHL 293B"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01595","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:e6c2c2b656dff3091da72b37c1c8506a7c06080fc5643a15d64783bd391c5e2b","target":"record","created_at":"2026-05-18T01:26:18Z","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":"227a1c619121d050eeec695267cba4083c495cc12a71cb7a60cb0ed146bccbb9","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-01-02T17:22:27Z","title_canon_sha256":"5305bb5b9e38f9c30111f288bcd755e9f416e9da0641c9cdb0905c3cfae31784"},"schema_version":"1.0","source":{"id":"1501.01595","kind":"arxiv","version":1}},"canonical_sha256":"1fad3f69b28d02e778a03acb158bc22d835af44e9148d55db9f477e6d48c545e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1fad3f69b28d02e778a03acb158bc22d835af44e9148d55db9f477e6d48c545e","first_computed_at":"2026-05-18T01:26:18.754443Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:26:18.754443Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7Hrbo2P+Ogb/Xl6n/5ZUWWhWwzqslqa0slm6cwe7hqtYsMO9mP92hDFveIJLoVnSOwY7XmDBdkOE8ZKt6HOnAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:26:18.755048Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.01595","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e6c2c2b656dff3091da72b37c1c8506a7c06080fc5643a15d64783bd391c5e2b","sha256:3f0b5d721fb1e6cdf26da5755853d7b2dc00dcd9ab4b7c9d416b0dc9bb3293b7"],"state_sha256":"a27ab2c50f0d462a2b637933a3e2ad116fdc9a81d38dce990c75873caccb3ab3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DnOqziX0axMZQpCfaarZ5SV5mI+su79wdmXjmNGJ4NKlVlTG0OBn1R1pTCIvJdIkWse35xv8INd6d2dAXnovAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T12:05:27.691858Z","bundle_sha256":"9f9da0fd40d20cce7d2251963276731aecb5014e76665b8235c8ab5a5dbecefd"}}