{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:X6VPOQ6UYOUPB6PC2AKDLNMR2J","short_pith_number":"pith:X6VPOQ6U","canonical_record":{"source":{"id":"1406.6139","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-06-24T05:33:16Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"ead60b46a8f2c0d5634de7d6c6366d1e30935d42b2172e308995906fa78f4789","abstract_canon_sha256":"1a218ffb262cb2599a22e2a939c9ac4f7c39a9170e1d6300be8e8e92bfd9d0bd"},"schema_version":"1.0"},"canonical_sha256":"bfaaf743d4c3a8f0f9e2d01435b591d2474b043b0efb7f606469c94b5dd48974","source":{"kind":"arxiv","id":"1406.6139","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.6139","created_at":"2026-05-18T01:42:51Z"},{"alias_kind":"arxiv_version","alias_value":"1406.6139v1","created_at":"2026-05-18T01:42:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.6139","created_at":"2026-05-18T01:42:51Z"},{"alias_kind":"pith_short_12","alias_value":"X6VPOQ6UYOUP","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"X6VPOQ6UYOUPB6PC","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"X6VPOQ6U","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:X6VPOQ6UYOUPB6PC2AKDLNMR2J","target":"record","payload":{"canonical_record":{"source":{"id":"1406.6139","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-06-24T05:33:16Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"ead60b46a8f2c0d5634de7d6c6366d1e30935d42b2172e308995906fa78f4789","abstract_canon_sha256":"1a218ffb262cb2599a22e2a939c9ac4f7c39a9170e1d6300be8e8e92bfd9d0bd"},"schema_version":"1.0"},"canonical_sha256":"bfaaf743d4c3a8f0f9e2d01435b591d2474b043b0efb7f606469c94b5dd48974","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:51.125493Z","signature_b64":"fpzl3hBgG3YhbbjekWE4y+NFcjCK/VoprV/QgQW8O5RgjpFKhBOWXXanOyRH+XoT0tIcNwOtw7O5hmxsSmLFCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bfaaf743d4c3a8f0f9e2d01435b591d2474b043b0efb7f606469c94b5dd48974","last_reissued_at":"2026-05-18T01:42:51.124795Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:51.124795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.6139","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":"2026-05-18T01:42:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RSYSmqekd/EpTUwyTZPMtDOOMWZJb7McDoL924AqnxX5qflBJyVBSBD8DUd5X0QFySNgNgf7zOIT9aGmvV7KBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T07:35:29.150921Z"},"content_sha256":"689d61eb3ce066445ff7d6b9ca97045b14719aa7bbd318637c7851bf592b4978","schema_version":"1.0","event_id":"sha256:689d61eb3ce066445ff7d6b9ca97045b14719aa7bbd318637c7851bf592b4978"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:X6VPOQ6UYOUPB6PC2AKDLNMR2J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Supernova SN 2012dn: A spectroscopic clone of SN 2006gz","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"D. K. Sahu, G. C. Anupama, N. K. Chakradhari, S. Srivastav","submitted_at":"2014-06-24T05:33:16Z","abstract_excerpt":"We present optical and UV analysis of the luminous type Ia supernova SN 2012dn covering the period $\\sim -$11 to +109 days with respect to the $B$ band maximum, that occurred on JD 2456132.89 $\\pm$ 0.19, with an apparent magnitude of $m_{B}^\\text{max}$ = 14.38 $\\pm$ 0.02. The absolute magnitudes at maximum in $B$ and $V$ bands are $M_{B}^\\text{max} = -19.52 \\pm 0.15$ and $M_{V}^\\text{max} = -19.42 \\pm 0.15$, respectively. SN 2012dn is marginally luminous compared to normal type Ia supernovae. The peak bolometric luminosity of $\\log L_\\text{bol}^\\text{max} = 43.27 \\pm 0.06$ erg s$^{-1}$ suggest"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.6139","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":"2026-05-18T01:42:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eeaJB3SLDGlbokqQcDutEdz8PBxW5lxBgxJ9SGyVa1LJNsScj4k4x7fvEFey1FUyGTpULZL/FPkxAKnhnKw4CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T07:35:29.151266Z"},"content_sha256":"7e9c908eda329593dd33c1aeed7563ee45967030d2cce214442bbd8fea158fe2","schema_version":"1.0","event_id":"sha256:7e9c908eda329593dd33c1aeed7563ee45967030d2cce214442bbd8fea158fe2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/X6VPOQ6UYOUPB6PC2AKDLNMR2J/bundle.json","state_url":"https://pith.science/pith/X6VPOQ6UYOUPB6PC2AKDLNMR2J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/X6VPOQ6UYOUPB6PC2AKDLNMR2J/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":"2026-05-28T07:35:29Z","links":{"resolver":"https://pith.science/pith/X6VPOQ6UYOUPB6PC2AKDLNMR2J","bundle":"https://pith.science/pith/X6VPOQ6UYOUPB6PC2AKDLNMR2J/bundle.json","state":"https://pith.science/pith/X6VPOQ6UYOUPB6PC2AKDLNMR2J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/X6VPOQ6UYOUPB6PC2AKDLNMR2J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:X6VPOQ6UYOUPB6PC2AKDLNMR2J","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":"1a218ffb262cb2599a22e2a939c9ac4f7c39a9170e1d6300be8e8e92bfd9d0bd","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-06-24T05:33:16Z","title_canon_sha256":"ead60b46a8f2c0d5634de7d6c6366d1e30935d42b2172e308995906fa78f4789"},"schema_version":"1.0","source":{"id":"1406.6139","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.6139","created_at":"2026-05-18T01:42:51Z"},{"alias_kind":"arxiv_version","alias_value":"1406.6139v1","created_at":"2026-05-18T01:42:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.6139","created_at":"2026-05-18T01:42:51Z"},{"alias_kind":"pith_short_12","alias_value":"X6VPOQ6UYOUP","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"X6VPOQ6UYOUPB6PC","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"X6VPOQ6U","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:7e9c908eda329593dd33c1aeed7563ee45967030d2cce214442bbd8fea158fe2","target":"graph","created_at":"2026-05-18T01:42:51Z","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":"We present optical and UV analysis of the luminous type Ia supernova SN 2012dn covering the period $\\sim -$11 to +109 days with respect to the $B$ band maximum, that occurred on JD 2456132.89 $\\pm$ 0.19, with an apparent magnitude of $m_{B}^\\text{max}$ = 14.38 $\\pm$ 0.02. The absolute magnitudes at maximum in $B$ and $V$ bands are $M_{B}^\\text{max} = -19.52 \\pm 0.15$ and $M_{V}^\\text{max} = -19.42 \\pm 0.15$, respectively. SN 2012dn is marginally luminous compared to normal type Ia supernovae. The peak bolometric luminosity of $\\log L_\\text{bol}^\\text{max} = 43.27 \\pm 0.06$ erg s$^{-1}$ suggest","authors_text":"D. K. Sahu, G. C. Anupama, N. K. Chakradhari, S. Srivastav","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-06-24T05:33:16Z","title":"Supernova SN 2012dn: A spectroscopic clone of SN 2006gz"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.6139","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":"sha256:689d61eb3ce066445ff7d6b9ca97045b14719aa7bbd318637c7851bf592b4978","target":"record","created_at":"2026-05-18T01:42:51Z","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":"1a218ffb262cb2599a22e2a939c9ac4f7c39a9170e1d6300be8e8e92bfd9d0bd","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-06-24T05:33:16Z","title_canon_sha256":"ead60b46a8f2c0d5634de7d6c6366d1e30935d42b2172e308995906fa78f4789"},"schema_version":"1.0","source":{"id":"1406.6139","kind":"arxiv","version":1}},"canonical_sha256":"bfaaf743d4c3a8f0f9e2d01435b591d2474b043b0efb7f606469c94b5dd48974","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bfaaf743d4c3a8f0f9e2d01435b591d2474b043b0efb7f606469c94b5dd48974","first_computed_at":"2026-05-18T01:42:51.124795Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:51.124795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fpzl3hBgG3YhbbjekWE4y+NFcjCK/VoprV/QgQW8O5RgjpFKhBOWXXanOyRH+XoT0tIcNwOtw7O5hmxsSmLFCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:51.125493Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.6139","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:689d61eb3ce066445ff7d6b9ca97045b14719aa7bbd318637c7851bf592b4978","sha256:7e9c908eda329593dd33c1aeed7563ee45967030d2cce214442bbd8fea158fe2"],"state_sha256":"ed708ebee7cbe2c5cf16d2b9dff4a2652c65550b86c851189162c7810367465a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CxXDcaEIQpnJYVZU3VeNYEDvWaGJMVYMlKKIAtERQRJXTUOFlnqwN6In9EHf9Mvv7VPuquVTvIkDdc8m7Qt0Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T07:35:29.153558Z","bundle_sha256":"9d0cbc343bbe92e3af749679017e07857d6824aa6cd90916b6069f6d1548d73f"}}