{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:KJUKGI7TEKXEVYKTUA3E5TRUQU","short_pith_number":"pith:KJUKGI7T","canonical_record":{"source":{"id":"0811.1128","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-11-07T11:58:44Z","cross_cats_sorted":[],"title_canon_sha256":"d022b37c5e1f17e3bc97f97e69f84179b40a717ceb898ed058542298d7eb8848","abstract_canon_sha256":"3c39fc71a84d5480f787c0b8d4fef5007f12e53f4cb042979498e48607697e8b"},"schema_version":"1.0"},"canonical_sha256":"5268a323f322ae4ae153a0364ece34851bc5d1759dd40e30c6cf66f908740b3f","source":{"kind":"arxiv","id":"0811.1128","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0811.1128","created_at":"2026-05-18T04:29:25Z"},{"alias_kind":"arxiv_version","alias_value":"0811.1128v1","created_at":"2026-05-18T04:29:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0811.1128","created_at":"2026-05-18T04:29:25Z"},{"alias_kind":"pith_short_12","alias_value":"KJUKGI7TEKXE","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"KJUKGI7TEKXEVYKT","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"KJUKGI7T","created_at":"2026-05-18T12:25:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:KJUKGI7TEKXEVYKTUA3E5TRUQU","target":"record","payload":{"canonical_record":{"source":{"id":"0811.1128","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-11-07T11:58:44Z","cross_cats_sorted":[],"title_canon_sha256":"d022b37c5e1f17e3bc97f97e69f84179b40a717ceb898ed058542298d7eb8848","abstract_canon_sha256":"3c39fc71a84d5480f787c0b8d4fef5007f12e53f4cb042979498e48607697e8b"},"schema_version":"1.0"},"canonical_sha256":"5268a323f322ae4ae153a0364ece34851bc5d1759dd40e30c6cf66f908740b3f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:29:25.353020Z","signature_b64":"J24h+TTk0GmtwJVrxrmgXSuuFXosj020+mJGzxXjQQrOVby47+Ot9lCs5ja5pb/8GcOPzeuxqrV9t7HJ2Tz+CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5268a323f322ae4ae153a0364ece34851bc5d1759dd40e30c6cf66f908740b3f","last_reissued_at":"2026-05-18T04:29:25.352607Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:29:25.352607Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0811.1128","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":"2026-05-18T04:29:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HewHXD3AWErfFnH8ywfriddI/2wIuO3HyABTdSRjy56/hyB+VDCbyp+r84n51ZpgFcpHkplf+fewl5Ro983JAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T07:00:18.982438Z"},"content_sha256":"30738280ae130f87969be4aaef59bb706ce04388df0c00d28c8bb98c426ec60d","schema_version":"1.0","event_id":"sha256:30738280ae130f87969be4aaef59bb706ce04388df0c00d28c8bb98c426ec60d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:KJUKGI7TEKXEVYKTUA3E5TRUQU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Renewed activity from the X-ray transient SAXJ 1810.8-2609 with INTEGRAL","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Bazzano, A. Tarana, J. Chenevez, L. Natalucci, M. federici, M. Fiocchi, P. Ubertini, R. Galis, R. Hudec, S. Brandt, V. Beckmann","submitted_at":"2008-11-07T11:58:44Z","abstract_excerpt":"We report on the results of INTEGRAL observations of the neutron star low mass X-ray binary SAX J1810.8-2609 during its latest active phase in August 2007. The current outburst is the first one since 1998 and the derived luminosity is 1.1-2.6x10^36 erg s-1 in the 20-100 keV energy range. This low outburst luminosity and the long-term time-average accretion rate of ~5x10^-12Msolar/yr suggest that SAXJ 1810.8-2609 is a faint soft X-ray transient. During the flux increase, spectra are consistent with a thermal Comptonization model with a temperature plasma of ~23-30 keV and an optical depth of ~1"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0811.1128","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":"2026-05-18T04:29:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wFz84hIn36FOZIwBOFiP2tZnkGwjOuH/hgW/yOgvx2ERsFOUUwgbBUZGPwtijDOi6U5rLXgmHis/gZzJTUiuDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T07:00:18.982791Z"},"content_sha256":"979e6788fb78dd527b81ae63e08d5c000663922e4272150a589d9c54af32b824","schema_version":"1.0","event_id":"sha256:979e6788fb78dd527b81ae63e08d5c000663922e4272150a589d9c54af32b824"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KJUKGI7TEKXEVYKTUA3E5TRUQU/bundle.json","state_url":"https://pith.science/pith/KJUKGI7TEKXEVYKTUA3E5TRUQU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KJUKGI7TEKXEVYKTUA3E5TRUQU/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":"2026-06-12T07:00:18Z","links":{"resolver":"https://pith.science/pith/KJUKGI7TEKXEVYKTUA3E5TRUQU","bundle":"https://pith.science/pith/KJUKGI7TEKXEVYKTUA3E5TRUQU/bundle.json","state":"https://pith.science/pith/KJUKGI7TEKXEVYKTUA3E5TRUQU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KJUKGI7TEKXEVYKTUA3E5TRUQU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:KJUKGI7TEKXEVYKTUA3E5TRUQU","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":"3c39fc71a84d5480f787c0b8d4fef5007f12e53f4cb042979498e48607697e8b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-11-07T11:58:44Z","title_canon_sha256":"d022b37c5e1f17e3bc97f97e69f84179b40a717ceb898ed058542298d7eb8848"},"schema_version":"1.0","source":{"id":"0811.1128","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0811.1128","created_at":"2026-05-18T04:29:25Z"},{"alias_kind":"arxiv_version","alias_value":"0811.1128v1","created_at":"2026-05-18T04:29:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0811.1128","created_at":"2026-05-18T04:29:25Z"},{"alias_kind":"pith_short_12","alias_value":"KJUKGI7TEKXE","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"KJUKGI7TEKXEVYKT","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"KJUKGI7T","created_at":"2026-05-18T12:25:57Z"}],"graph_snapshots":[{"event_id":"sha256:979e6788fb78dd527b81ae63e08d5c000663922e4272150a589d9c54af32b824","target":"graph","created_at":"2026-05-18T04:29:25Z","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 results of INTEGRAL observations of the neutron star low mass X-ray binary SAX J1810.8-2609 during its latest active phase in August 2007. The current outburst is the first one since 1998 and the derived luminosity is 1.1-2.6x10^36 erg s-1 in the 20-100 keV energy range. This low outburst luminosity and the long-term time-average accretion rate of ~5x10^-12Msolar/yr suggest that SAXJ 1810.8-2609 is a faint soft X-ray transient. During the flux increase, spectra are consistent with a thermal Comptonization model with a temperature plasma of ~23-30 keV and an optical depth of ~1","authors_text":"A. Bazzano, A. Tarana, J. Chenevez, L. Natalucci, M. federici, M. Fiocchi, P. Ubertini, R. Galis, R. Hudec, S. Brandt, V. Beckmann","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-11-07T11:58:44Z","title":"Renewed activity from the X-ray transient SAXJ 1810.8-2609 with INTEGRAL"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0811.1128","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":"sha256:30738280ae130f87969be4aaef59bb706ce04388df0c00d28c8bb98c426ec60d","target":"record","created_at":"2026-05-18T04:29:25Z","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":"3c39fc71a84d5480f787c0b8d4fef5007f12e53f4cb042979498e48607697e8b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-11-07T11:58:44Z","title_canon_sha256":"d022b37c5e1f17e3bc97f97e69f84179b40a717ceb898ed058542298d7eb8848"},"schema_version":"1.0","source":{"id":"0811.1128","kind":"arxiv","version":1}},"canonical_sha256":"5268a323f322ae4ae153a0364ece34851bc5d1759dd40e30c6cf66f908740b3f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5268a323f322ae4ae153a0364ece34851bc5d1759dd40e30c6cf66f908740b3f","first_computed_at":"2026-05-18T04:29:25.352607Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:29:25.352607Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"J24h+TTk0GmtwJVrxrmgXSuuFXosj020+mJGzxXjQQrOVby47+Ot9lCs5ja5pb/8GcOPzeuxqrV9t7HJ2Tz+CA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:29:25.353020Z","signed_message":"canonical_sha256_bytes"},"source_id":"0811.1128","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:30738280ae130f87969be4aaef59bb706ce04388df0c00d28c8bb98c426ec60d","sha256:979e6788fb78dd527b81ae63e08d5c000663922e4272150a589d9c54af32b824"],"state_sha256":"7f94b616db71fabe35adbb9a52905dc1e5ddf47514a99e7c9e31952deaf51827"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YOR7e2nCoo5lZ8CKno9JZBCe2vINN/PxRMbh4fVrIiGBpVxWoz1FCP6bDcKiq+2qGgAlse8p82yQ49QC7osiBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T07:00:18.984834Z","bundle_sha256":"378b4f5effbd021fe580f892b45156a5efca65c4d0cba3d1f01b8f8e0a591ac3"}}