{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:HVVPK54UEK7BU6WABY3EE6GB66","short_pith_number":"pith:HVVPK54U","schema_version":"1.0","canonical_sha256":"3d6af5779422be1a7ac00e364278c1f792151e32f6978ce996fc3ef41e98d976","source":{"kind":"arxiv","id":"1708.01352","version":1},"attestation_state":"computed","paper":{"title":"X-ray upper limits of GW151226 with MAXI","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Hitoshi Negoro, Motoko Serino, Nobuyuki Kawai, Satoshi Nakahira, Takahiro Masumitsu, Tatehiro Mihara","submitted_at":"2017-08-04T01:52:39Z","abstract_excerpt":"The error region of the the gravitational-wave (GW) event GW151226 was observed with Monitor of All-sky X-ray Image (MAXI). MAXI was operated at the time of GW151226, and continuously observed to 4 minutes after the event. MAXI covered about 84% of the 90 percent error region of the GW event during the first 92 minutes orbit after the event. No significant X-ray transient was detected in the GW error region. A typical 3-$\\sigma$ GSC upper limit for a scan is 1.2 $\\times 10^{-9}$ ergs cm$^{-2}$ s$^{-1}$ in the 2-20 keV. The auto-detection (MAXI nova-search) systems detected a short excess event"},"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":"1708.01352","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-04T01:52:39Z","cross_cats_sorted":[],"title_canon_sha256":"0551a32a0f81eba2cdaad599c5e1b93b7edc55de6632fe244dabe69ac6ff4f0d","abstract_canon_sha256":"0f73f055644a0b7200b4ea76654e075fd33b0c05975674de2df8b04e4c51b8cd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:27:46.065074Z","signature_b64":"n6AtEv4H9Bg2t8gilmRvjN7S65RQTD0m+oWFqEblfsrFy+DQd2ZeMs5lPb1D/jAO0jP5j20CazkdrGttfjSECQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3d6af5779422be1a7ac00e364278c1f792151e32f6978ce996fc3ef41e98d976","last_reissued_at":"2026-05-18T00:27:46.064603Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:27:46.064603Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"X-ray upper limits of GW151226 with MAXI","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Hitoshi Negoro, Motoko Serino, Nobuyuki Kawai, Satoshi Nakahira, Takahiro Masumitsu, Tatehiro Mihara","submitted_at":"2017-08-04T01:52:39Z","abstract_excerpt":"The error region of the the gravitational-wave (GW) event GW151226 was observed with Monitor of All-sky X-ray Image (MAXI). MAXI was operated at the time of GW151226, and continuously observed to 4 minutes after the event. MAXI covered about 84% of the 90 percent error region of the GW event during the first 92 minutes orbit after the event. No significant X-ray transient was detected in the GW error region. A typical 3-$\\sigma$ GSC upper limit for a scan is 1.2 $\\times 10^{-9}$ ergs cm$^{-2}$ s$^{-1}$ in the 2-20 keV. The auto-detection (MAXI nova-search) systems detected a short excess event"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.01352","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":"1708.01352","created_at":"2026-05-18T00:27:46.064667+00:00"},{"alias_kind":"arxiv_version","alias_value":"1708.01352v1","created_at":"2026-05-18T00:27:46.064667+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.01352","created_at":"2026-05-18T00:27:46.064667+00:00"},{"alias_kind":"pith_short_12","alias_value":"HVVPK54UEK7B","created_at":"2026-05-18T12:31:21.493067+00:00"},{"alias_kind":"pith_short_16","alias_value":"HVVPK54UEK7BU6WA","created_at":"2026-05-18T12:31:21.493067+00:00"},{"alias_kind":"pith_short_8","alias_value":"HVVPK54U","created_at":"2026-05-18T12:31:21.493067+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/HVVPK54UEK7BU6WABY3EE6GB66","json":"https://pith.science/pith/HVVPK54UEK7BU6WABY3EE6GB66.json","graph_json":"https://pith.science/api/pith-number/HVVPK54UEK7BU6WABY3EE6GB66/graph.json","events_json":"https://pith.science/api/pith-number/HVVPK54UEK7BU6WABY3EE6GB66/events.json","paper":"https://pith.science/paper/HVVPK54U"},"agent_actions":{"view_html":"https://pith.science/pith/HVVPK54UEK7BU6WABY3EE6GB66","download_json":"https://pith.science/pith/HVVPK54UEK7BU6WABY3EE6GB66.json","view_paper":"https://pith.science/paper/HVVPK54U","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1708.01352&json=true","fetch_graph":"https://pith.science/api/pith-number/HVVPK54UEK7BU6WABY3EE6GB66/graph.json","fetch_events":"https://pith.science/api/pith-number/HVVPK54UEK7BU6WABY3EE6GB66/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HVVPK54UEK7BU6WABY3EE6GB66/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HVVPK54UEK7BU6WABY3EE6GB66/action/storage_attestation","attest_author":"https://pith.science/pith/HVVPK54UEK7BU6WABY3EE6GB66/action/author_attestation","sign_citation":"https://pith.science/pith/HVVPK54UEK7BU6WABY3EE6GB66/action/citation_signature","submit_replication":"https://pith.science/pith/HVVPK54UEK7BU6WABY3EE6GB66/action/replication_record"}},"created_at":"2026-05-18T00:27:46.064667+00:00","updated_at":"2026-05-18T00:27:46.064667+00:00"}