{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:OHKBXI54OUEMY6D7TP6NUPFFHV","short_pith_number":"pith:OHKBXI54","canonical_record":{"source":{"id":"1710.03371","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-10T01:26:48Z","cross_cats_sorted":[],"title_canon_sha256":"0031fd0c76ec5c1e713e3af21257bcd13bb2a7e02cc2d010bd111eeef19f7611","abstract_canon_sha256":"a02ab1188bfb0b6406a6545a2bfe3582597ef8ff25fb010f540de772b1b1c4e3"},"schema_version":"1.0"},"canonical_sha256":"71d41ba3bc7508cc787f9bfcda3ca53d50ee5e292b71831bf5d0b2854493eb6c","source":{"kind":"arxiv","id":"1710.03371","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.03371","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"arxiv_version","alias_value":"1710.03371v1","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.03371","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"pith_short_12","alias_value":"OHKBXI54OUEM","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OHKBXI54OUEMY6D7","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OHKBXI54","created_at":"2026-05-18T12:31:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:OHKBXI54OUEMY6D7TP6NUPFFHV","target":"record","payload":{"canonical_record":{"source":{"id":"1710.03371","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-10T01:26:48Z","cross_cats_sorted":[],"title_canon_sha256":"0031fd0c76ec5c1e713e3af21257bcd13bb2a7e02cc2d010bd111eeef19f7611","abstract_canon_sha256":"a02ab1188bfb0b6406a6545a2bfe3582597ef8ff25fb010f540de772b1b1c4e3"},"schema_version":"1.0"},"canonical_sha256":"71d41ba3bc7508cc787f9bfcda3ca53d50ee5e292b71831bf5d0b2854493eb6c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:13.615479Z","signature_b64":"8nhtimQSeaE66NvCdnUWLY40lXwUz3gxtGynG1vPI3MKelXwQYoMKQpSX4K6mRZjJgb5JWrc6qGrJy51Hd5qBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"71d41ba3bc7508cc787f9bfcda3ca53d50ee5e292b71831bf5d0b2854493eb6c","last_reissued_at":"2026-05-18T00:28:13.614580Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:13.614580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.03371","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":"2026-05-18T00:28:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B2X/xTu5DQtdVtHyt9Cnlo7GJ1aQfAb6FaEnxfcIEoVnc7SaZeLqdglJTbxcjb74X/gS+MpVbDtORTBIR1SWBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T00:33:02.744052Z"},"content_sha256":"31c06e1fa84836c4f7f98cf333be4c3082998d62fc7fc4231056f54f545c5230","schema_version":"1.0","event_id":"sha256:31c06e1fa84836c4f7f98cf333be4c3082998d62fc7fc4231056f54f545c5230"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:OHKBXI54OUEMY6D7TP6NUPFFHV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Discovery of the new X-ray transient MAXI J1807+132: a Candidate of a Neutron Star Low-mass X-ray binary","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Hitoshi Negoro, Jamie Kennea, Kazuo Makishima, Megumi Shidatsu, Motoko Serino, Nobuyuki Kawai, Satoshi Nakahira, Taiki Kawamuro, Taketoshi Yoshii, Wataru Iwakiri, Yoshihiro Ueda, Yutaro Tachibana","submitted_at":"2017-10-10T01:26:48Z","abstract_excerpt":"We report on the detection and follow-up multi-wavelength observations of the new X-ray transient MAXI J1807+132 with the MAXI/GSC, Swift, and ground-based optical telescopes. The source was first recognized with the MAXI/GSC on 2017 March 13. About a week later, it reached the maximum intensity ($\\sim$10 mCrab in 2-10 keV), and then gradually faded in $\\sim$10 days by more than one order of magnitude. Time-averaged Swift/XRT spectra in the decaying phase can be described by a blackbody with a relatively low temperature (0.1-0.5 keV), plus a hard power-law component with a photon index of $\\si"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.03371","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":"2026-05-18T00:28:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UuBmYns0oGQQPf/UTP0L+kuKr+8YLfnsEE4waJ9aLXmf1USgWd8FwGFNtIjq0+1Wqji2dFbtoG1sc7tAPBphCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T00:33:02.744419Z"},"content_sha256":"73b674bc7bb30595d9c97925afd848e606c93e8b4b8ef9c190d75dcb1ea29267","schema_version":"1.0","event_id":"sha256:73b674bc7bb30595d9c97925afd848e606c93e8b4b8ef9c190d75dcb1ea29267"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OHKBXI54OUEMY6D7TP6NUPFFHV/bundle.json","state_url":"https://pith.science/pith/OHKBXI54OUEMY6D7TP6NUPFFHV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OHKBXI54OUEMY6D7TP6NUPFFHV/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":"2026-05-28T00:33:02Z","links":{"resolver":"https://pith.science/pith/OHKBXI54OUEMY6D7TP6NUPFFHV","bundle":"https://pith.science/pith/OHKBXI54OUEMY6D7TP6NUPFFHV/bundle.json","state":"https://pith.science/pith/OHKBXI54OUEMY6D7TP6NUPFFHV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OHKBXI54OUEMY6D7TP6NUPFFHV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:OHKBXI54OUEMY6D7TP6NUPFFHV","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":"a02ab1188bfb0b6406a6545a2bfe3582597ef8ff25fb010f540de772b1b1c4e3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-10T01:26:48Z","title_canon_sha256":"0031fd0c76ec5c1e713e3af21257bcd13bb2a7e02cc2d010bd111eeef19f7611"},"schema_version":"1.0","source":{"id":"1710.03371","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.03371","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"arxiv_version","alias_value":"1710.03371v1","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.03371","created_at":"2026-05-18T00:28:13Z"},{"alias_kind":"pith_short_12","alias_value":"OHKBXI54OUEM","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OHKBXI54OUEMY6D7","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OHKBXI54","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:73b674bc7bb30595d9c97925afd848e606c93e8b4b8ef9c190d75dcb1ea29267","target":"graph","created_at":"2026-05-18T00:28:13Z","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 on the detection and follow-up multi-wavelength observations of the new X-ray transient MAXI J1807+132 with the MAXI/GSC, Swift, and ground-based optical telescopes. The source was first recognized with the MAXI/GSC on 2017 March 13. About a week later, it reached the maximum intensity ($\\sim$10 mCrab in 2-10 keV), and then gradually faded in $\\sim$10 days by more than one order of magnitude. Time-averaged Swift/XRT spectra in the decaying phase can be described by a blackbody with a relatively low temperature (0.1-0.5 keV), plus a hard power-law component with a photon index of $\\si","authors_text":"Hitoshi Negoro, Jamie Kennea, Kazuo Makishima, Megumi Shidatsu, Motoko Serino, Nobuyuki Kawai, Satoshi Nakahira, Taiki Kawamuro, Taketoshi Yoshii, Wataru Iwakiri, Yoshihiro Ueda, Yutaro Tachibana","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-10T01:26:48Z","title":"Discovery of the new X-ray transient MAXI J1807+132: a Candidate of a Neutron Star Low-mass X-ray binary"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.03371","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":"sha256:31c06e1fa84836c4f7f98cf333be4c3082998d62fc7fc4231056f54f545c5230","target":"record","created_at":"2026-05-18T00:28:13Z","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":"a02ab1188bfb0b6406a6545a2bfe3582597ef8ff25fb010f540de772b1b1c4e3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-10T01:26:48Z","title_canon_sha256":"0031fd0c76ec5c1e713e3af21257bcd13bb2a7e02cc2d010bd111eeef19f7611"},"schema_version":"1.0","source":{"id":"1710.03371","kind":"arxiv","version":1}},"canonical_sha256":"71d41ba3bc7508cc787f9bfcda3ca53d50ee5e292b71831bf5d0b2854493eb6c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"71d41ba3bc7508cc787f9bfcda3ca53d50ee5e292b71831bf5d0b2854493eb6c","first_computed_at":"2026-05-18T00:28:13.614580Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:28:13.614580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8nhtimQSeaE66NvCdnUWLY40lXwUz3gxtGynG1vPI3MKelXwQYoMKQpSX4K6mRZjJgb5JWrc6qGrJy51Hd5qBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:28:13.615479Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.03371","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:31c06e1fa84836c4f7f98cf333be4c3082998d62fc7fc4231056f54f545c5230","sha256:73b674bc7bb30595d9c97925afd848e606c93e8b4b8ef9c190d75dcb1ea29267"],"state_sha256":"2e59b19fab594405d26c7dd191d1ce212e45f6c640f130d2ed648046358238ea"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AK2Qz7OPj03KAoubXq7+SFY3MuvqFK6ppkQeB/GF2Qj9G3VT0Hbh+uG/1r9GmflLgwp6dPBrWBmc4zuFEpG2Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T00:33:02.746449Z","bundle_sha256":"72245cc3a583f60ea60bc27478d1242a0318f56a7a596e8d3f257b01b6588e9c"}}