{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:HFPXLRLL2LG6R36ZEW4SP7G5KO","short_pith_number":"pith:HFPXLRLL","schema_version":"1.0","canonical_sha256":"395f75c56bd2cde8efd925b927fcdd53a880c287b125b0d02a45978eda93742c","source":{"kind":"arxiv","id":"1206.4050","version":1},"attestation_state":"computed","paper":{"title":"Ultra-Luminous Supernovae as a New Probe of the Interstellar Medium in Distant Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. G. Riess, A. M. Soderberg, A. Rest, C. Leibler, D. Milisavljevic, E. A. Magnier, E. Berger, G. H. Marion, G. Narayan, I. Czekala, J. L. Tonry, J. N. Heasley, K. Roth, K. Smith, M. Drout, M. E. Huber, M. McCrum, N. E. Sanders, N. Kaiser, P. A. Price, P. J. Challis, R. Chornock, R. Foley, R. J. Wainscoat, R. Lunnan, R. Margutti, R.P. Kirshner, R.-P. Kudritzki, S. J. Smartt, W. S. Burgett","submitted_at":"2012-06-18T20:00:03Z","abstract_excerpt":"We present the Pan-STARRS1 discovery and light curves, and follow-up MMT and Gemini spectroscopy of an ultra-luminous supernova (ULSN; dubbed PS1-11bam) at a redshift of z=1.566 with a peak brightness of M_UV=-22.3 mag. PS1-11bam is one of the highest redshift spectroscopically-confirmed SNe known to date. The spectrum is characterized by broad absorption features typical of previous ULSNe (e.g., CII, SiIII), and by strong and narrow MgII and FeII absorption lines from the interstellar medium (ISM) of the host galaxy, confirmed by an [OII]3727 emission line at the same redshift. The equivalent"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1206.4050","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-06-18T20:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"c87f7557b47e01873d907583b4ffc795c0ae45f47a411eba2d5ddd90cb1a0504","abstract_canon_sha256":"68172fd89b7e216aaf12fe17f3d1180180c418b09b99e22e31823aeae132bb6e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:51.320098Z","signature_b64":"MkQa8BjVFJoKkoJOuBPlecRLHjgWc9EN6yRHNcehXrzuiGJ2CbdgZ9Uia7CQQyA08rDsvZlprwZdkKcaIO8kBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"395f75c56bd2cde8efd925b927fcdd53a880c287b125b0d02a45978eda93742c","last_reissued_at":"2026-05-18T01:56:51.319333Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:51.319333Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ultra-Luminous Supernovae as a New Probe of the Interstellar Medium in Distant Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. G. Riess, A. M. Soderberg, A. Rest, C. Leibler, D. Milisavljevic, E. A. Magnier, E. Berger, G. H. Marion, G. Narayan, I. Czekala, J. L. Tonry, J. N. Heasley, K. Roth, K. Smith, M. Drout, M. E. Huber, M. McCrum, N. E. Sanders, N. Kaiser, P. A. Price, P. J. Challis, R. Chornock, R. Foley, R. J. Wainscoat, R. Lunnan, R. Margutti, R.P. Kirshner, R.-P. Kudritzki, S. J. Smartt, W. S. Burgett","submitted_at":"2012-06-18T20:00:03Z","abstract_excerpt":"We present the Pan-STARRS1 discovery and light curves, and follow-up MMT and Gemini spectroscopy of an ultra-luminous supernova (ULSN; dubbed PS1-11bam) at a redshift of z=1.566 with a peak brightness of M_UV=-22.3 mag. PS1-11bam is one of the highest redshift spectroscopically-confirmed SNe known to date. The spectrum is characterized by broad absorption features typical of previous ULSNe (e.g., CII, SiIII), and by strong and narrow MgII and FeII absorption lines from the interstellar medium (ISM) of the host galaxy, confirmed by an [OII]3727 emission line at the same redshift. The equivalent"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.4050","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1206.4050","created_at":"2026-05-18T01:56:51.319454+00:00"},{"alias_kind":"arxiv_version","alias_value":"1206.4050v1","created_at":"2026-05-18T01:56:51.319454+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.4050","created_at":"2026-05-18T01:56:51.319454+00:00"},{"alias_kind":"pith_short_12","alias_value":"HFPXLRLL2LG6","created_at":"2026-05-18T12:27:09.501522+00:00"},{"alias_kind":"pith_short_16","alias_value":"HFPXLRLL2LG6R36Z","created_at":"2026-05-18T12:27:09.501522+00:00"},{"alias_kind":"pith_short_8","alias_value":"HFPXLRLL","created_at":"2026-05-18T12:27:09.501522+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/HFPXLRLL2LG6R36ZEW4SP7G5KO","json":"https://pith.science/pith/HFPXLRLL2LG6R36ZEW4SP7G5KO.json","graph_json":"https://pith.science/api/pith-number/HFPXLRLL2LG6R36ZEW4SP7G5KO/graph.json","events_json":"https://pith.science/api/pith-number/HFPXLRLL2LG6R36ZEW4SP7G5KO/events.json","paper":"https://pith.science/paper/HFPXLRLL"},"agent_actions":{"view_html":"https://pith.science/pith/HFPXLRLL2LG6R36ZEW4SP7G5KO","download_json":"https://pith.science/pith/HFPXLRLL2LG6R36ZEW4SP7G5KO.json","view_paper":"https://pith.science/paper/HFPXLRLL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1206.4050&json=true","fetch_graph":"https://pith.science/api/pith-number/HFPXLRLL2LG6R36ZEW4SP7G5KO/graph.json","fetch_events":"https://pith.science/api/pith-number/HFPXLRLL2LG6R36ZEW4SP7G5KO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HFPXLRLL2LG6R36ZEW4SP7G5KO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HFPXLRLL2LG6R36ZEW4SP7G5KO/action/storage_attestation","attest_author":"https://pith.science/pith/HFPXLRLL2LG6R36ZEW4SP7G5KO/action/author_attestation","sign_citation":"https://pith.science/pith/HFPXLRLL2LG6R36ZEW4SP7G5KO/action/citation_signature","submit_replication":"https://pith.science/pith/HFPXLRLL2LG6R36ZEW4SP7G5KO/action/replication_record"}},"created_at":"2026-05-18T01:56:51.319454+00:00","updated_at":"2026-05-18T01:56:51.319454+00:00"}