{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:446D4YRTGNF7GYMLTVAY6PHQEN","short_pith_number":"pith:446D4YRT","canonical_record":{"source":{"id":"2005.00319","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-05-01T11:47:57Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"13110cec99be98a93c142d6ee289c8dba1f1fdf879d1964e4027ab7c5b61999f","abstract_canon_sha256":"eeebb79161bbdc47d56fd30bc111c65b2cfb23e0b517cacef07a2c0ce26b1424"},"schema_version":"1.0"},"canonical_sha256":"e73c3e6233334bf3618b9d418f3cf0236e4bf6463cd54f67303a859b94e5d3a4","source":{"kind":"arxiv","id":"2005.00319","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.00319","created_at":"2026-07-05T01:29:11Z"},{"alias_kind":"arxiv_version","alias_value":"2005.00319v2","created_at":"2026-07-05T01:29:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.00319","created_at":"2026-07-05T01:29:11Z"},{"alias_kind":"pith_short_12","alias_value":"446D4YRTGNF7","created_at":"2026-07-05T01:29:11Z"},{"alias_kind":"pith_short_16","alias_value":"446D4YRTGNF7GYML","created_at":"2026-07-05T01:29:11Z"},{"alias_kind":"pith_short_8","alias_value":"446D4YRT","created_at":"2026-07-05T01:29:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:446D4YRTGNF7GYMLTVAY6PHQEN","target":"record","payload":{"canonical_record":{"source":{"id":"2005.00319","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-05-01T11:47:57Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"13110cec99be98a93c142d6ee289c8dba1f1fdf879d1964e4027ab7c5b61999f","abstract_canon_sha256":"eeebb79161bbdc47d56fd30bc111c65b2cfb23e0b517cacef07a2c0ce26b1424"},"schema_version":"1.0"},"canonical_sha256":"e73c3e6233334bf3618b9d418f3cf0236e4bf6463cd54f67303a859b94e5d3a4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:29:11.971462Z","signature_b64":"LSmho7FMyQFJkb+VN7hGTCngBqNKoG4Ve9JXWUhbbCZS6fBXVifJAksq2FZpzN5sW22GtFjGuKz431bdKOkFAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e73c3e6233334bf3618b9d418f3cf0236e4bf6463cd54f67303a859b94e5d3a4","last_reissued_at":"2026-07-05T01:29:11.970975Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:29:11.970975Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.00319","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":"2026-07-05T01:29:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/9/skdjMyQ4kI0HIHFlg8qSEwVCz82J/hIplWBc0FItmItkqWe1ugF6Gc9p1pQHGujWZHgWqqPXplnU/YepbAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T16:25:52.561545Z"},"content_sha256":"1f163f4176fd0ded8e2063e06690197c4cebab7a585a7a235de749224867f8ad","schema_version":"1.0","event_id":"sha256:1f163f4176fd0ded8e2063e06690197c4cebab7a585a7a235de749224867f8ad"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:446D4YRTGNF7GYMLTVAY6PHQEN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Carnegie Supernova Project II. Observations of the intermediate luminosity red transient SNhunt120","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"A. Campillay, C. Ashall, C. Contreras, C. Gonzalez, C. R. Burns, E. Baron, E. Karamehmetoglu, E. Y. Hsiao, F. Taddia (Aarhus), J. Anais, J.L. Prieto, L. Galbany, M. D. Stritzinger (Aarhus), M. Fraser (Dublin), M.L. Pumo, M. M. Phillips, M. T. Botticella, N.B. Suntzeff, N. Morrell, P. Hoeflich, S. Castellon, S Drybye, S. Holmbo, S. Torres-Robledo, T. J. Moriya, T.M. Tauris (Aarhus)","submitted_at":"2020-05-01T11:47:57Z","abstract_excerpt":"We present multi-wavelength observations of two gap transients followed by the Carnegie Supernova Project-II and supplemented with data obtained by a number of different programs. Here in the first of two papers, we focus on the intermediate luminosity red transient (ILRT) designated SNhunt120, while in a companion paper we examine the luminous red novae AT 2014ej. Our data set for SNhunt120 consists of an early optical discovery, estimated to be within 3 days after outburst, the subsequent optical and near-infrared broadband followup extending over a $\\sim$2 month period, two visual- and two "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.00319","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2005.00319/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:29:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4R84NHQ9CtsQsDz8KXbi6DxRzqVxoFb7gsOIwanDsvT4FXGpYhyDMTDciZjWfCKI+wuiMNFkyrKN0Km4zD4NAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T16:25:52.561890Z"},"content_sha256":"d7cbca89abd411af9d7229b70408ea36bc592849d884a8553eecd00c5c033542","schema_version":"1.0","event_id":"sha256:d7cbca89abd411af9d7229b70408ea36bc592849d884a8553eecd00c5c033542"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/446D4YRTGNF7GYMLTVAY6PHQEN/bundle.json","state_url":"https://pith.science/pith/446D4YRTGNF7GYMLTVAY6PHQEN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/446D4YRTGNF7GYMLTVAY6PHQEN/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":"2026-07-31T16:25:52Z","links":{"resolver":"https://pith.science/pith/446D4YRTGNF7GYMLTVAY6PHQEN","bundle":"https://pith.science/pith/446D4YRTGNF7GYMLTVAY6PHQEN/bundle.json","state":"https://pith.science/pith/446D4YRTGNF7GYMLTVAY6PHQEN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/446D4YRTGNF7GYMLTVAY6PHQEN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:446D4YRTGNF7GYMLTVAY6PHQEN","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":"eeebb79161bbdc47d56fd30bc111c65b2cfb23e0b517cacef07a2c0ce26b1424","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-05-01T11:47:57Z","title_canon_sha256":"13110cec99be98a93c142d6ee289c8dba1f1fdf879d1964e4027ab7c5b61999f"},"schema_version":"1.0","source":{"id":"2005.00319","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.00319","created_at":"2026-07-05T01:29:11Z"},{"alias_kind":"arxiv_version","alias_value":"2005.00319v2","created_at":"2026-07-05T01:29:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.00319","created_at":"2026-07-05T01:29:11Z"},{"alias_kind":"pith_short_12","alias_value":"446D4YRTGNF7","created_at":"2026-07-05T01:29:11Z"},{"alias_kind":"pith_short_16","alias_value":"446D4YRTGNF7GYML","created_at":"2026-07-05T01:29:11Z"},{"alias_kind":"pith_short_8","alias_value":"446D4YRT","created_at":"2026-07-05T01:29:11Z"}],"graph_snapshots":[{"event_id":"sha256:d7cbca89abd411af9d7229b70408ea36bc592849d884a8553eecd00c5c033542","target":"graph","created_at":"2026-07-05T01:29:11Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2005.00319/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present multi-wavelength observations of two gap transients followed by the Carnegie Supernova Project-II and supplemented with data obtained by a number of different programs. Here in the first of two papers, we focus on the intermediate luminosity red transient (ILRT) designated SNhunt120, while in a companion paper we examine the luminous red novae AT 2014ej. Our data set for SNhunt120 consists of an early optical discovery, estimated to be within 3 days after outburst, the subsequent optical and near-infrared broadband followup extending over a $\\sim$2 month period, two visual- and two ","authors_text":"A. Campillay, C. Ashall, C. Contreras, C. Gonzalez, C. R. Burns, E. Baron, E. Karamehmetoglu, E. Y. Hsiao, F. Taddia (Aarhus), J. Anais, J.L. Prieto, L. Galbany, M. D. Stritzinger (Aarhus), M. Fraser (Dublin), M.L. Pumo, M. M. Phillips, M. T. Botticella, N.B. Suntzeff, N. Morrell, P. Hoeflich, S. Castellon, S Drybye, S. Holmbo, S. Torres-Robledo, T. J. Moriya, T.M. Tauris (Aarhus)","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-05-01T11:47:57Z","title":"The Carnegie Supernova Project II. Observations of the intermediate luminosity red transient SNhunt120"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.00319","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":"sha256:1f163f4176fd0ded8e2063e06690197c4cebab7a585a7a235de749224867f8ad","target":"record","created_at":"2026-07-05T01:29:11Z","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":"eeebb79161bbdc47d56fd30bc111c65b2cfb23e0b517cacef07a2c0ce26b1424","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2020-05-01T11:47:57Z","title_canon_sha256":"13110cec99be98a93c142d6ee289c8dba1f1fdf879d1964e4027ab7c5b61999f"},"schema_version":"1.0","source":{"id":"2005.00319","kind":"arxiv","version":2}},"canonical_sha256":"e73c3e6233334bf3618b9d418f3cf0236e4bf6463cd54f67303a859b94e5d3a4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e73c3e6233334bf3618b9d418f3cf0236e4bf6463cd54f67303a859b94e5d3a4","first_computed_at":"2026-07-05T01:29:11.970975Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:29:11.970975Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LSmho7FMyQFJkb+VN7hGTCngBqNKoG4Ve9JXWUhbbCZS6fBXVifJAksq2FZpzN5sW22GtFjGuKz431bdKOkFAw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:29:11.971462Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.00319","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1f163f4176fd0ded8e2063e06690197c4cebab7a585a7a235de749224867f8ad","sha256:d7cbca89abd411af9d7229b70408ea36bc592849d884a8553eecd00c5c033542"],"state_sha256":"bc9a9721017e76a7866bb95e372c4a950849763576859eb8ee2469f3fd93b0f8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jHTPM+VnTEN5aIALfaYZ2S1NNeUyrdTcSE+ijWjJPEv/nFBUBiv4lRWqspnvmo1Yq5Tr8ijRRls6cF9C49xoBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-31T16:25:52.565691Z","bundle_sha256":"c026f8912471e79a89681570ed8c51cfec310ed694d9fc651b5bb68cab711c92"}}