{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:CVLCSG75UIS644QBY63WDZVRDG","short_pith_number":"pith:CVLCSG75","canonical_record":{"source":{"id":"astro-ph/0606499","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-06-20T21:28:11Z","cross_cats_sorted":[],"title_canon_sha256":"a34c55848dc7621bf847a1f6757f0cae1898ce222b1945511f145d6d9e245ae5","abstract_canon_sha256":"ccd55b8c2a12325b63a0f08053b7b7caa2d37ec3b287bff099c9f2e8233945b6"},"schema_version":"1.0"},"canonical_sha256":"1556291bfda225ee7201c7b761e6b11980ddce378fc57d12339dd74ded1e8c27","source":{"kind":"arxiv","id":"astro-ph/0606499","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0606499","created_at":"2026-05-18T04:36:21Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0606499v1","created_at":"2026-05-18T04:36:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0606499","created_at":"2026-05-18T04:36:21Z"},{"alias_kind":"pith_short_12","alias_value":"CVLCSG75UIS6","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"CVLCSG75UIS644QB","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"CVLCSG75","created_at":"2026-05-18T12:25:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:CVLCSG75UIS644QBY63WDZVRDG","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0606499","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-06-20T21:28:11Z","cross_cats_sorted":[],"title_canon_sha256":"a34c55848dc7621bf847a1f6757f0cae1898ce222b1945511f145d6d9e245ae5","abstract_canon_sha256":"ccd55b8c2a12325b63a0f08053b7b7caa2d37ec3b287bff099c9f2e8233945b6"},"schema_version":"1.0"},"canonical_sha256":"1556291bfda225ee7201c7b761e6b11980ddce378fc57d12339dd74ded1e8c27","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:36:21.256370Z","signature_b64":"iyIrCaSpmKO8aS9F0p1agQT86SXHsN1XcnInNpMTjs+D8gXIcFNu0ILmBc6up0JhIFrOHaBasJAPiEB1jU5hBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1556291bfda225ee7201c7b761e6b11980ddce378fc57d12339dd74ded1e8c27","last_reissued_at":"2026-05-18T04:36:21.255770Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:36:21.255770Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0606499","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":"2026-05-18T04:36:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wfmsBpRPg5PIJ3Ft3N+CTJCYbqsFwCn49fJq5AS1jdjXxsKgLbPFS1Wq00wYGoF96UQh67QGe6N5U9Mr55o/BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:51:24.673723Z"},"content_sha256":"bf85f744acbdfa1a82ce7cf2c9308d401ca6984daac20c2001010e4868400058","schema_version":"1.0","event_id":"sha256:bf85f744acbdfa1a82ce7cf2c9308d401ca6984daac20c2001010e4868400058"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:CVLCSG75UIS644QBY63WDZVRDG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nearby Supernova Factory Observations of SN 2005gj: Another Type Ia Supernova in a Massive Circumstellar Envelope","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Bauer, B. A. Weaver, B. C. Lee, C. Baltay, D. Kocevski, D. Rabinowitz, E. Gangler, E. Pecontal, G. Rigaudier, G. Smadja, L. Wang, N. Blanc, P. Antilogus, P. Nugent, R. C. Thomas, R. Kessler, R. Pain, R. Pereira, R. Scalzo, S. Bailey, S. Bongard, S. Gilles, S. Loken, S. Perlmutter, The Nearby Supernova Factory Collaboration: G. Aldering, Y. Copin","submitted_at":"2006-06-20T21:28:11Z","abstract_excerpt":"We report Nearby Supernova Factory observations of SN 2005gj, the second confirmed case of a \"hybrid\" Type Ia/IIn supernova. Our early-phase photometry of SN 2005gj shows that the interaction is much stronger than for the prototype, SN 2002ic. Our first spectrum shows a hot continuum with broad and narrow H-alpha emission. Later spectra, spanning over 4 months from outburst, show clear Type Ia features combined with broad and narrow H-gamma, H-beta, H-alpha and HeI 5876,7065 in emission. At higher resolution, P Cygni profiles are apparent. Surprisingly, we also observe an inverted P Cygni prof"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0606499","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":"2026-05-18T04:36:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xC2rXT+3Ees12PsYcl/FGyyyHY8+7/AMHP/YbMfqpRMbvo84TZuixKZc+Af+6jPBD+g94uLDN95jEXM3esgjAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:51:24.674531Z"},"content_sha256":"e7b730450640e5098eeaf2f8878624774c90bea4becc25bee4bfaa892b3120bf","schema_version":"1.0","event_id":"sha256:e7b730450640e5098eeaf2f8878624774c90bea4becc25bee4bfaa892b3120bf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CVLCSG75UIS644QBY63WDZVRDG/bundle.json","state_url":"https://pith.science/pith/CVLCSG75UIS644QBY63WDZVRDG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CVLCSG75UIS644QBY63WDZVRDG/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":"2026-05-31T21:51:24Z","links":{"resolver":"https://pith.science/pith/CVLCSG75UIS644QBY63WDZVRDG","bundle":"https://pith.science/pith/CVLCSG75UIS644QBY63WDZVRDG/bundle.json","state":"https://pith.science/pith/CVLCSG75UIS644QBY63WDZVRDG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CVLCSG75UIS644QBY63WDZVRDG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:CVLCSG75UIS644QBY63WDZVRDG","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":"ccd55b8c2a12325b63a0f08053b7b7caa2d37ec3b287bff099c9f2e8233945b6","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-06-20T21:28:11Z","title_canon_sha256":"a34c55848dc7621bf847a1f6757f0cae1898ce222b1945511f145d6d9e245ae5"},"schema_version":"1.0","source":{"id":"astro-ph/0606499","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0606499","created_at":"2026-05-18T04:36:21Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0606499v1","created_at":"2026-05-18T04:36:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0606499","created_at":"2026-05-18T04:36:21Z"},{"alias_kind":"pith_short_12","alias_value":"CVLCSG75UIS6","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"CVLCSG75UIS644QB","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"CVLCSG75","created_at":"2026-05-18T12:25:53Z"}],"graph_snapshots":[{"event_id":"sha256:e7b730450640e5098eeaf2f8878624774c90bea4becc25bee4bfaa892b3120bf","target":"graph","created_at":"2026-05-18T04:36:21Z","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 report Nearby Supernova Factory observations of SN 2005gj, the second confirmed case of a \"hybrid\" Type Ia/IIn supernova. Our early-phase photometry of SN 2005gj shows that the interaction is much stronger than for the prototype, SN 2002ic. Our first spectrum shows a hot continuum with broad and narrow H-alpha emission. Later spectra, spanning over 4 months from outburst, show clear Type Ia features combined with broad and narrow H-gamma, H-beta, H-alpha and HeI 5876,7065 in emission. At higher resolution, P Cygni profiles are apparent. Surprisingly, we also observe an inverted P Cygni prof","authors_text":"A. Bauer, B. A. Weaver, B. C. Lee, C. Baltay, D. Kocevski, D. Rabinowitz, E. Gangler, E. Pecontal, G. Rigaudier, G. Smadja, L. Wang, N. Blanc, P. Antilogus, P. Nugent, R. C. Thomas, R. Kessler, R. Pain, R. Pereira, R. Scalzo, S. Bailey, S. Bongard, S. Gilles, S. Loken, S. Perlmutter, The Nearby Supernova Factory Collaboration: G. Aldering, Y. Copin","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-06-20T21:28:11Z","title":"Nearby Supernova Factory Observations of SN 2005gj: Another Type Ia Supernova in a Massive Circumstellar Envelope"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0606499","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:bf85f744acbdfa1a82ce7cf2c9308d401ca6984daac20c2001010e4868400058","target":"record","created_at":"2026-05-18T04:36:21Z","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":"ccd55b8c2a12325b63a0f08053b7b7caa2d37ec3b287bff099c9f2e8233945b6","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-06-20T21:28:11Z","title_canon_sha256":"a34c55848dc7621bf847a1f6757f0cae1898ce222b1945511f145d6d9e245ae5"},"schema_version":"1.0","source":{"id":"astro-ph/0606499","kind":"arxiv","version":1}},"canonical_sha256":"1556291bfda225ee7201c7b761e6b11980ddce378fc57d12339dd74ded1e8c27","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1556291bfda225ee7201c7b761e6b11980ddce378fc57d12339dd74ded1e8c27","first_computed_at":"2026-05-18T04:36:21.255770Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:36:21.255770Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iyIrCaSpmKO8aS9F0p1agQT86SXHsN1XcnInNpMTjs+D8gXIcFNu0ILmBc6up0JhIFrOHaBasJAPiEB1jU5hBw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:36:21.256370Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0606499","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bf85f744acbdfa1a82ce7cf2c9308d401ca6984daac20c2001010e4868400058","sha256:e7b730450640e5098eeaf2f8878624774c90bea4becc25bee4bfaa892b3120bf"],"state_sha256":"4a92dc0997dd6d6e51f88676cb3ea6695e54a8acbfe136e7f78c1a83b3a844f1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gt8ZrXn9z2/gACAxjZmHyRVKgJE726RoXGqAlYHLFhFaEn9wyrTb7Ugpvu1VHuEng5VnBDCVyxTjMoXRlkhAAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T21:51:24.678453Z","bundle_sha256":"92f99fb4cac0212bb83a9591c57e17c448bb6455a4b33c00851ff14757adbab3"}}