{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2001:S33GYHUV5FOXKZ7VXNYLZ4TQNM","short_pith_number":"pith:S33GYHUV","canonical_record":{"source":{"id":"astro-ph/0112128","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-12-06T01:31:03Z","cross_cats_sorted":[],"title_canon_sha256":"88f4745b498bbd098b454e259f0aa2dd8c9f5565842081b2063e67f280467164","abstract_canon_sha256":"941e5e1dc8355d14535c1b1dcd6eac320d3494be1530c66fc14d4ce8e5f033d9"},"schema_version":"1.0"},"canonical_sha256":"96f66c1e95e95d7567f5bb70bcf2706b289174fa1abd13a19272f1f9d33268a4","source":{"kind":"arxiv","id":"astro-ph/0112128","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0112128","created_at":"2026-07-04T16:24:43Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0112128v1","created_at":"2026-07-04T16:24:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0112128","created_at":"2026-07-04T16:24:43Z"},{"alias_kind":"pith_short_12","alias_value":"S33GYHUV5FOX","created_at":"2026-07-04T16:24:43Z"},{"alias_kind":"pith_short_16","alias_value":"S33GYHUV5FOXKZ7V","created_at":"2026-07-04T16:24:43Z"},{"alias_kind":"pith_short_8","alias_value":"S33GYHUV","created_at":"2026-07-04T16:24:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2001:S33GYHUV5FOXKZ7VXNYLZ4TQNM","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0112128","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-12-06T01:31:03Z","cross_cats_sorted":[],"title_canon_sha256":"88f4745b498bbd098b454e259f0aa2dd8c9f5565842081b2063e67f280467164","abstract_canon_sha256":"941e5e1dc8355d14535c1b1dcd6eac320d3494be1530c66fc14d4ce8e5f033d9"},"schema_version":"1.0"},"canonical_sha256":"96f66c1e95e95d7567f5bb70bcf2706b289174fa1abd13a19272f1f9d33268a4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:24:43.058940Z","signature_b64":"w5Dr43sPLJXHxUzvh4GHpfFzvDkO4fptoAfkY1YImZpPVtu558gH+U2srEkJysjVDANRzVSlUO5/4B8COkvtBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"96f66c1e95e95d7567f5bb70bcf2706b289174fa1abd13a19272f1f9d33268a4","last_reissued_at":"2026-07-04T16:24:43.058458Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:24:43.058458Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0112128","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":"2026-07-04T16:24:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d/m8Hpexd5bD4teM8/E2wwku1QoIj9IoHJuHtXiGun+kR4boYsYN83ioyw7Sk5NT88Z0L4P3QfgoeEyrfWq6Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T10:17:13.554009Z"},"content_sha256":"70dc7c4a73de77cf75e340f91a2ed9d011ebee7e4b99f81a22440070b3dcd113","schema_version":"1.0","event_id":"sha256:70dc7c4a73de77cf75e340f91a2ed9d011ebee7e4b99f81a22440070b3dcd113"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2001:S33GYHUV5FOXKZ7VXNYLZ4TQNM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An X-ray, Optical and Radio Search for Supernova Remnants in the Nearby Sculptor Group Sd Galaxy NGC 7793","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2) University of New Mexico, (3) University of South Carolina, (4) Kapetyn Astronomical Institute, (5) Stanford University, (6) Evergreen State College), Annette M. N. Ferguson (4), Caylin Mendelowitz (6) ((1) MIT Center for Space Research, Christina Lacey (3), Marcus A. Magnor (5), Nebojsa Duric (2), Thomas G. Pannuti (1), University of Groningen","submitted_at":"2001-12-06T01:31:03Z","abstract_excerpt":"We present a multi-wavelength study of the properties of supernova remnants (SNRs) in the nearby Sculptor Group Sd galaxy NGC 7793. Using our own Very Large Array radio observations at 6 and 20 cm, as well as archived ROSAT X-ray data, previously published optical results and our own H-alpha image, we have searched for X-ray and radio counterparts to previously known optically-identified SNRs and for new previously unidentified SNRs at these two wavelength regimes. Only two of the 28 optically-identified SNRs are detected at another wavelength. The most noteworthy source in our study is N7793-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0112128","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0112128/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":"2026-07-04T16:24:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EU9z/4HESeOghEMs4bkWLi45mGva2SkbA7ZwzaiwPuJLxTqpylQwD/OzqZI/EHwWGTeZ2TNbXfba0cYW+BbzDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T10:17:13.554518Z"},"content_sha256":"f7abe9a72bef4fed37271a5761ff11a77b757f2b7ce7c2b333d01f21817a5e9a","schema_version":"1.0","event_id":"sha256:f7abe9a72bef4fed37271a5761ff11a77b757f2b7ce7c2b333d01f21817a5e9a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S33GYHUV5FOXKZ7VXNYLZ4TQNM/bundle.json","state_url":"https://pith.science/pith/S33GYHUV5FOXKZ7VXNYLZ4TQNM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S33GYHUV5FOXKZ7VXNYLZ4TQNM/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":"2026-08-18T10:17:13Z","links":{"resolver":"https://pith.science/pith/S33GYHUV5FOXKZ7VXNYLZ4TQNM","bundle":"https://pith.science/pith/S33GYHUV5FOXKZ7VXNYLZ4TQNM/bundle.json","state":"https://pith.science/pith/S33GYHUV5FOXKZ7VXNYLZ4TQNM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S33GYHUV5FOXKZ7VXNYLZ4TQNM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:S33GYHUV5FOXKZ7VXNYLZ4TQNM","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":"941e5e1dc8355d14535c1b1dcd6eac320d3494be1530c66fc14d4ce8e5f033d9","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-12-06T01:31:03Z","title_canon_sha256":"88f4745b498bbd098b454e259f0aa2dd8c9f5565842081b2063e67f280467164"},"schema_version":"1.0","source":{"id":"astro-ph/0112128","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0112128","created_at":"2026-07-04T16:24:43Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0112128v1","created_at":"2026-07-04T16:24:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0112128","created_at":"2026-07-04T16:24:43Z"},{"alias_kind":"pith_short_12","alias_value":"S33GYHUV5FOX","created_at":"2026-07-04T16:24:43Z"},{"alias_kind":"pith_short_16","alias_value":"S33GYHUV5FOXKZ7V","created_at":"2026-07-04T16:24:43Z"},{"alias_kind":"pith_short_8","alias_value":"S33GYHUV","created_at":"2026-07-04T16:24:43Z"}],"graph_snapshots":[{"event_id":"sha256:f7abe9a72bef4fed37271a5761ff11a77b757f2b7ce7c2b333d01f21817a5e9a","target":"graph","created_at":"2026-07-04T16:24:43Z","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/astro-ph/0112128/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a multi-wavelength study of the properties of supernova remnants (SNRs) in the nearby Sculptor Group Sd galaxy NGC 7793. Using our own Very Large Array radio observations at 6 and 20 cm, as well as archived ROSAT X-ray data, previously published optical results and our own H-alpha image, we have searched for X-ray and radio counterparts to previously known optically-identified SNRs and for new previously unidentified SNRs at these two wavelength regimes. Only two of the 28 optically-identified SNRs are detected at another wavelength. The most noteworthy source in our study is N7793-","authors_text":"(2) University of New Mexico, (3) University of South Carolina, (4) Kapetyn Astronomical Institute, (5) Stanford University, (6) Evergreen State College), Annette M. N. Ferguson (4), Caylin Mendelowitz (6) ((1) MIT Center for Space Research, Christina Lacey (3), Marcus A. Magnor (5), Nebojsa Duric (2), Thomas G. Pannuti (1), University of Groningen","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2001-12-06T01:31:03Z","title":"An X-ray, Optical and Radio Search for Supernova Remnants in the Nearby Sculptor Group Sd Galaxy NGC 7793"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0112128","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":"sha256:70dc7c4a73de77cf75e340f91a2ed9d011ebee7e4b99f81a22440070b3dcd113","target":"record","created_at":"2026-07-04T16:24:43Z","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":"941e5e1dc8355d14535c1b1dcd6eac320d3494be1530c66fc14d4ce8e5f033d9","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-12-06T01:31:03Z","title_canon_sha256":"88f4745b498bbd098b454e259f0aa2dd8c9f5565842081b2063e67f280467164"},"schema_version":"1.0","source":{"id":"astro-ph/0112128","kind":"arxiv","version":1}},"canonical_sha256":"96f66c1e95e95d7567f5bb70bcf2706b289174fa1abd13a19272f1f9d33268a4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"96f66c1e95e95d7567f5bb70bcf2706b289174fa1abd13a19272f1f9d33268a4","first_computed_at":"2026-07-04T16:24:43.058458Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:24:43.058458Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"w5Dr43sPLJXHxUzvh4GHpfFzvDkO4fptoAfkY1YImZpPVtu558gH+U2srEkJysjVDANRzVSlUO5/4B8COkvtBA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:24:43.058940Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0112128","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:70dc7c4a73de77cf75e340f91a2ed9d011ebee7e4b99f81a22440070b3dcd113","sha256:f7abe9a72bef4fed37271a5761ff11a77b757f2b7ce7c2b333d01f21817a5e9a"],"state_sha256":"773535bbe1c1b9018ff87374bebb6afc586c5f1c9a0e104ca03175f5beb7ac02"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Avz719DcOu9zt5qTsAU0nuH6AwQBRFACCRB4/5gt21lF8xBDhbCQzDp37s1qKrJSvANBlb8D/RIvln4jTnAHAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T10:17:13.558067Z","bundle_sha256":"23e47254134248c910bff2f6e93445b9e224076223bb4c4c9b1018eeaf2fd605"}}