{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:AQWKW4OOHZROQDTVVLH6T2EMQZ","short_pith_number":"pith:AQWKW4OO","schema_version":"1.0","canonical_sha256":"042cab71ce3e62e80e75aacfe9e88c8672eb6cac72cc6c0a49ea4990236c3e58","source":{"kind":"arxiv","id":"1006.1504","version":1},"attestation_state":"computed","paper":{"title":"Wide-field global VLBI and MERLIN combined monitoring of supernova remnants in M82","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.CO","authors_text":"A. Pedlar, D. Fenech, M. K. Argo, R. Beswick, T. W. B. Muxlow","submitted_at":"2010-06-08T09:44:39Z","abstract_excerpt":"From a combination of MERLIN (Multi-Element Radio-Linked Interferometer Network) and global VLBI (Very Long Baseline Interferometry) observations of the starburst galaxy M82, images of 36 discrete sources at resolutions ranging from ~3 to ~80 mas at 1.7 GHz are presented. Of these 36 sources, 32 are identified as supernova remnants, 2 are HII regions, and 3 remain unclassified. Sizes, flux densities and radio brightnesses are given for all of the detected sources. Additionally, global VLBI only data from this project are used to image four of the most compact radio sources. These data provide "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1006.1504","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-08T09:44:39Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"fc15c83889a091eedee50d56adf7cad92658b77dc4c214a6af9fcc2366e400a7","abstract_canon_sha256":"912a9af6f7c1bbcfe3856ee6d024fc09911567e3057a7e14b16b635ca5f8b94b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:06:56.206564Z","signature_b64":"RbT6YS7IQXj9vjNTMgEPKQhee3yHGiAIagSkzq+OmvgJlh7u0Emko034Hiy4kzTl//ajQEETXPUrrG/TDwPyDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"042cab71ce3e62e80e75aacfe9e88c8672eb6cac72cc6c0a49ea4990236c3e58","last_reissued_at":"2026-05-18T02:06:56.205983Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:06:56.205983Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Wide-field global VLBI and MERLIN combined monitoring of supernova remnants in M82","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.CO","authors_text":"A. Pedlar, D. Fenech, M. K. Argo, R. Beswick, T. W. B. Muxlow","submitted_at":"2010-06-08T09:44:39Z","abstract_excerpt":"From a combination of MERLIN (Multi-Element Radio-Linked Interferometer Network) and global VLBI (Very Long Baseline Interferometry) observations of the starburst galaxy M82, images of 36 discrete sources at resolutions ranging from ~3 to ~80 mas at 1.7 GHz are presented. Of these 36 sources, 32 are identified as supernova remnants, 2 are HII regions, and 3 remain unclassified. Sizes, flux densities and radio brightnesses are given for all of the detected sources. Additionally, global VLBI only data from this project are used to image four of the most compact radio sources. These data provide "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.1504","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1006.1504","created_at":"2026-05-18T02:06:56.206076+00:00"},{"alias_kind":"arxiv_version","alias_value":"1006.1504v1","created_at":"2026-05-18T02:06:56.206076+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.1504","created_at":"2026-05-18T02:06:56.206076+00:00"},{"alias_kind":"pith_short_12","alias_value":"AQWKW4OOHZRO","created_at":"2026-05-18T12:26:05.355336+00:00"},{"alias_kind":"pith_short_16","alias_value":"AQWKW4OOHZROQDTV","created_at":"2026-05-18T12:26:05.355336+00:00"},{"alias_kind":"pith_short_8","alias_value":"AQWKW4OO","created_at":"2026-05-18T12:26:05.355336+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/AQWKW4OOHZROQDTVVLH6T2EMQZ","json":"https://pith.science/pith/AQWKW4OOHZROQDTVVLH6T2EMQZ.json","graph_json":"https://pith.science/api/pith-number/AQWKW4OOHZROQDTVVLH6T2EMQZ/graph.json","events_json":"https://pith.science/api/pith-number/AQWKW4OOHZROQDTVVLH6T2EMQZ/events.json","paper":"https://pith.science/paper/AQWKW4OO"},"agent_actions":{"view_html":"https://pith.science/pith/AQWKW4OOHZROQDTVVLH6T2EMQZ","download_json":"https://pith.science/pith/AQWKW4OOHZROQDTVVLH6T2EMQZ.json","view_paper":"https://pith.science/paper/AQWKW4OO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1006.1504&json=true","fetch_graph":"https://pith.science/api/pith-number/AQWKW4OOHZROQDTVVLH6T2EMQZ/graph.json","fetch_events":"https://pith.science/api/pith-number/AQWKW4OOHZROQDTVVLH6T2EMQZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AQWKW4OOHZROQDTVVLH6T2EMQZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AQWKW4OOHZROQDTVVLH6T2EMQZ/action/storage_attestation","attest_author":"https://pith.science/pith/AQWKW4OOHZROQDTVVLH6T2EMQZ/action/author_attestation","sign_citation":"https://pith.science/pith/AQWKW4OOHZROQDTVVLH6T2EMQZ/action/citation_signature","submit_replication":"https://pith.science/pith/AQWKW4OOHZROQDTVVLH6T2EMQZ/action/replication_record"}},"created_at":"2026-05-18T02:06:56.206076+00:00","updated_at":"2026-05-18T02:06:56.206076+00:00"}