{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:ZU7ZN2FACY62NSN5KMYR76LZB3","short_pith_number":"pith:ZU7ZN2FA","canonical_record":{"source":{"id":"1412.4063","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-12-12T17:32:49Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"9e27690f5d3d8df77aeec795085e902fd7c6b2fd1552ee79621a43a695b7785c","abstract_canon_sha256":"77eb37883014106ea4aeade6faf8c07bd834cff63a796a398eda8506f0cf5ea0"},"schema_version":"1.0"},"canonical_sha256":"cd3f96e8a0163da6c9bd53311ff9790ee1a72ad95feee7eadc727e40cb6c877b","source":{"kind":"arxiv","id":"1412.4063","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.4063","created_at":"2026-05-18T01:18:10Z"},{"alias_kind":"arxiv_version","alias_value":"1412.4063v2","created_at":"2026-05-18T01:18:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.4063","created_at":"2026-05-18T01:18:10Z"},{"alias_kind":"pith_short_12","alias_value":"ZU7ZN2FACY62","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"ZU7ZN2FACY62NSN5","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"ZU7ZN2FA","created_at":"2026-05-18T12:28:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:ZU7ZN2FACY62NSN5KMYR76LZB3","target":"record","payload":{"canonical_record":{"source":{"id":"1412.4063","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-12-12T17:32:49Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"9e27690f5d3d8df77aeec795085e902fd7c6b2fd1552ee79621a43a695b7785c","abstract_canon_sha256":"77eb37883014106ea4aeade6faf8c07bd834cff63a796a398eda8506f0cf5ea0"},"schema_version":"1.0"},"canonical_sha256":"cd3f96e8a0163da6c9bd53311ff9790ee1a72ad95feee7eadc727e40cb6c877b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:18:10.165747Z","signature_b64":"cRi3sgX63OxgLlSDqaB2urVlQTqxoDo0ONuM/5N559z4CmSija+/PmTDx788aQjo20dmAH+gBfjUoIE6Q6EPBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd3f96e8a0163da6c9bd53311ff9790ee1a72ad95feee7eadc727e40cb6c877b","last_reissued_at":"2026-05-18T01:18:10.165177Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:18:10.165177Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.4063","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":"2026-05-18T01:18:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ILxB3Op/0YtIyUW/+eOVkXcn/PgsVuv/Qq0PRmns50Hfp643jvfNuWxtYOlvB5k0apo/VX9/9rFUruzByOkmAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T03:40:23.256802Z"},"content_sha256":"35a48bf3f1db9d50a0f08bc62fc71d294467698584a7e11da6e1884f2206c603","schema_version":"1.0","event_id":"sha256:35a48bf3f1db9d50a0f08bc62fc71d294467698584a7e11da6e1884f2206c603"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:ZU7ZN2FACY62NSN5KMYR76LZB3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The detection rate of early UV emission from supernovae: A dedicated GALEX/PTF survey and calibrated theoretical estimates","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.HE","authors_text":"Ari Laor (5), Avishay Gal-Yam (1), Benny Trakhtenbrot (7), Christofer D. Martin (2), Dan Maoz (6), Doron Chelouche (4), Dovi Poznanski (6), Ehud Behar (5), Eli Waxman (1), Eran O. Ofek (1), Iair Arcavi (9), Ilan Sagiv (1), James D. Neill (2), Joshua s. Bloom (10), Mansi M. Kasliwal (2), Mark Sullivan (11) ((1) WIS (2) CIT (3) CfA (4) Haifa (5) Technion (6) TAU (7) ETH (8) UMd (9) UCSB/LCOGT (10) UCB (11) Southampton), Noam Ganot (1), Ofer Lapid (1), Peter E. Nugent (10), Sagi Ben-Ami (3), Shrinivas R. Kulkarni (2), Stephen Rafter (4), Suvi Gezari (8), Thomas A. Barlow (2), Udi Nakar (6)","submitted_at":"2014-12-12T17:32:49Z","abstract_excerpt":"The radius and surface composition of an exploding massive star,as well as the explosion energy per unit mass, can be measured using early UV observations of core collapse supernovae (SNe). We present the first results from a simultaneous GALEX/PTF search for early UV emission from SNe. Six Type II SNe and one Type II superluminous SN (SLSN-II) are clearly detected in the GALEX NUV data. We compare our detection rate with theoretical estimates based on early, shock-cooling UV light curves calculated from models that fit existing Swift and GALEX observations well, combined with volumetric SN ra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.4063","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":""},"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":"2026-05-18T01:18:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VdCIRrUhh4MVuKmw8pY086Qu+IVMGQ3dYm95taVAsprmk/T6lwtp4+W1PPdlSs8k0qTY+y/ySHvcEYgsSUSICQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T03:40:23.257463Z"},"content_sha256":"32d164c9dfb2758249a0583993c1e246ba96b57fead64ac0f65ca4d154beba80","schema_version":"1.0","event_id":"sha256:32d164c9dfb2758249a0583993c1e246ba96b57fead64ac0f65ca4d154beba80"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZU7ZN2FACY62NSN5KMYR76LZB3/bundle.json","state_url":"https://pith.science/pith/ZU7ZN2FACY62NSN5KMYR76LZB3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZU7ZN2FACY62NSN5KMYR76LZB3/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":"2026-05-22T03:40:23Z","links":{"resolver":"https://pith.science/pith/ZU7ZN2FACY62NSN5KMYR76LZB3","bundle":"https://pith.science/pith/ZU7ZN2FACY62NSN5KMYR76LZB3/bundle.json","state":"https://pith.science/pith/ZU7ZN2FACY62NSN5KMYR76LZB3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZU7ZN2FACY62NSN5KMYR76LZB3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:ZU7ZN2FACY62NSN5KMYR76LZB3","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":"77eb37883014106ea4aeade6faf8c07bd834cff63a796a398eda8506f0cf5ea0","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-12-12T17:32:49Z","title_canon_sha256":"9e27690f5d3d8df77aeec795085e902fd7c6b2fd1552ee79621a43a695b7785c"},"schema_version":"1.0","source":{"id":"1412.4063","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.4063","created_at":"2026-05-18T01:18:10Z"},{"alias_kind":"arxiv_version","alias_value":"1412.4063v2","created_at":"2026-05-18T01:18:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.4063","created_at":"2026-05-18T01:18:10Z"},{"alias_kind":"pith_short_12","alias_value":"ZU7ZN2FACY62","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"ZU7ZN2FACY62NSN5","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"ZU7ZN2FA","created_at":"2026-05-18T12:28:59Z"}],"graph_snapshots":[{"event_id":"sha256:32d164c9dfb2758249a0583993c1e246ba96b57fead64ac0f65ca4d154beba80","target":"graph","created_at":"2026-05-18T01:18:10Z","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":"The radius and surface composition of an exploding massive star,as well as the explosion energy per unit mass, can be measured using early UV observations of core collapse supernovae (SNe). We present the first results from a simultaneous GALEX/PTF search for early UV emission from SNe. Six Type II SNe and one Type II superluminous SN (SLSN-II) are clearly detected in the GALEX NUV data. We compare our detection rate with theoretical estimates based on early, shock-cooling UV light curves calculated from models that fit existing Swift and GALEX observations well, combined with volumetric SN ra","authors_text":"Ari Laor (5), Avishay Gal-Yam (1), Benny Trakhtenbrot (7), Christofer D. Martin (2), Dan Maoz (6), Doron Chelouche (4), Dovi Poznanski (6), Ehud Behar (5), Eli Waxman (1), Eran O. Ofek (1), Iair Arcavi (9), Ilan Sagiv (1), James D. Neill (2), Joshua s. Bloom (10), Mansi M. Kasliwal (2), Mark Sullivan (11) ((1) WIS (2) CIT (3) CfA (4) Haifa (5) Technion (6) TAU (7) ETH (8) UMd (9) UCSB/LCOGT (10) UCB (11) Southampton), Noam Ganot (1), Ofer Lapid (1), Peter E. Nugent (10), Sagi Ben-Ami (3), Shrinivas R. Kulkarni (2), Stephen Rafter (4), Suvi Gezari (8), Thomas A. Barlow (2), Udi Nakar (6)","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-12-12T17:32:49Z","title":"The detection rate of early UV emission from supernovae: A dedicated GALEX/PTF survey and calibrated theoretical estimates"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.4063","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":"sha256:35a48bf3f1db9d50a0f08bc62fc71d294467698584a7e11da6e1884f2206c603","target":"record","created_at":"2026-05-18T01:18:10Z","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":"77eb37883014106ea4aeade6faf8c07bd834cff63a796a398eda8506f0cf5ea0","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-12-12T17:32:49Z","title_canon_sha256":"9e27690f5d3d8df77aeec795085e902fd7c6b2fd1552ee79621a43a695b7785c"},"schema_version":"1.0","source":{"id":"1412.4063","kind":"arxiv","version":2}},"canonical_sha256":"cd3f96e8a0163da6c9bd53311ff9790ee1a72ad95feee7eadc727e40cb6c877b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd3f96e8a0163da6c9bd53311ff9790ee1a72ad95feee7eadc727e40cb6c877b","first_computed_at":"2026-05-18T01:18:10.165177Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:18:10.165177Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cRi3sgX63OxgLlSDqaB2urVlQTqxoDo0ONuM/5N559z4CmSija+/PmTDx788aQjo20dmAH+gBfjUoIE6Q6EPBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:18:10.165747Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.4063","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:35a48bf3f1db9d50a0f08bc62fc71d294467698584a7e11da6e1884f2206c603","sha256:32d164c9dfb2758249a0583993c1e246ba96b57fead64ac0f65ca4d154beba80"],"state_sha256":"318423eb45542c29917bea335b9eee94f49fd83ca74999a00b664d2f9cc8abd4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hplUiM7mnJwP7Qt3MY/WemWpOAUCOJlHnrviNPRDNBWJ83y75uY2g2Vxbo57vkp+naFCXqyhQ4HKFQmMnfOEDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T03:40:23.260735Z","bundle_sha256":"9508dbf01edbbb0d78d2f71e5b8c8a678caa27ebb3b77db5330ff630085d7a01"}}