{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:YZFNKHVBLJ5T62MS5ELAJOX463","short_pith_number":"pith:YZFNKHVB","canonical_record":{"source":{"id":"1205.2774","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-05-12T12:26:57Z","cross_cats_sorted":[],"title_canon_sha256":"ec3d8738cb6b729875a90fb01b087c0780e1b4b0581c18ea3b1f266f72e7f839","abstract_canon_sha256":"291c9f04a519c82e102957ae442f3bd16bafe74ab1139a25814582c6d5021c3e"},"schema_version":"1.0"},"canonical_sha256":"c64ad51ea15a7b3f6992e91604bafcf6db77ff9e6869c3951d10294b344d58e6","source":{"kind":"arxiv","id":"1205.2774","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.2774","created_at":"2026-05-18T01:57:32Z"},{"alias_kind":"arxiv_version","alias_value":"1205.2774v1","created_at":"2026-05-18T01:57:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.2774","created_at":"2026-05-18T01:57:32Z"},{"alias_kind":"pith_short_12","alias_value":"YZFNKHVBLJ5T","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"YZFNKHVBLJ5T62MS","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"YZFNKHVB","created_at":"2026-05-18T12:27:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:YZFNKHVBLJ5T62MS5ELAJOX463","target":"record","payload":{"canonical_record":{"source":{"id":"1205.2774","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-05-12T12:26:57Z","cross_cats_sorted":[],"title_canon_sha256":"ec3d8738cb6b729875a90fb01b087c0780e1b4b0581c18ea3b1f266f72e7f839","abstract_canon_sha256":"291c9f04a519c82e102957ae442f3bd16bafe74ab1139a25814582c6d5021c3e"},"schema_version":"1.0"},"canonical_sha256":"c64ad51ea15a7b3f6992e91604bafcf6db77ff9e6869c3951d10294b344d58e6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:32.971902Z","signature_b64":"hTT0l4ILzF2FnWu+kVczwgerXaClibEGJI6MjojuswgiaGj5PQFv9DAWa9ih3VnkmDRe0jLGMPlCSCnhm3dZAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c64ad51ea15a7b3f6992e91604bafcf6db77ff9e6869c3951d10294b344d58e6","last_reissued_at":"2026-05-18T01:57:32.971169Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:32.971169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1205.2774","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":"2026-05-18T01:57:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ohYV75FjSAV4UaWl7KQIot0q6HsF0EUegisbD1bvsRsw6ygKlSbkda1PhAWVAFO5JYYrPM6STm8N/c2MpsfCAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T01:16:43.903052Z"},"content_sha256":"df061843fe9b688bf4469712aa4f4823edc5846da2d10b3fa263a3a0f56b4ab3","schema_version":"1.0","event_id":"sha256:df061843fe9b688bf4469712aa4f4823edc5846da2d10b3fa263a3a0f56b4ab3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:YZFNKHVBLJ5T62MS5ELAJOX463","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Candidate Active Galactic Nucleus with a Pure Soft Thermal X-ray Spectrum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Aya Kubota, Hisamitsu Awaki, Naoya Kamizasa, Yoshihiro Ueda, Yuichi Terashima","submitted_at":"2012-05-12T12:26:57Z","abstract_excerpt":"We report the discovery of a candidate active galactic nucleus (AGN), 2XMM J123103.2+110648 at z = 0.13, with an X-ray spectrum represented purely by soft thermal emission reminiscent of Galactic black hole (BH) binaries in the disk-dominated state. This object was found in the second XMM serendipitous source catalogue as a highly variable X-ray source. In three separate observations, its X-ray spectrum can be represented either by a multicolor disk blackbody model with an inner temperature of kT_in~0.16-0.21 keV or a Wien spectrum Comptonized by an optically thick plasma with kT~0.14-0.18 keV"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.2774","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":"2026-05-18T01:57:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wE85Ogdk5BEAGgsYIM5MlxFG7gDOM0jVy11mbw31c01QkGk0UaR0wyuKOvqr642Lcg3eExUhophUV23V3t5RDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T01:16:43.903419Z"},"content_sha256":"c5d3a3e696e926a81d89d25d85317e80bccb99ab61b99298f10a941574c6a3ab","schema_version":"1.0","event_id":"sha256:c5d3a3e696e926a81d89d25d85317e80bccb99ab61b99298f10a941574c6a3ab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YZFNKHVBLJ5T62MS5ELAJOX463/bundle.json","state_url":"https://pith.science/pith/YZFNKHVBLJ5T62MS5ELAJOX463/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YZFNKHVBLJ5T62MS5ELAJOX463/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":"2026-05-28T01:16:43Z","links":{"resolver":"https://pith.science/pith/YZFNKHVBLJ5T62MS5ELAJOX463","bundle":"https://pith.science/pith/YZFNKHVBLJ5T62MS5ELAJOX463/bundle.json","state":"https://pith.science/pith/YZFNKHVBLJ5T62MS5ELAJOX463/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YZFNKHVBLJ5T62MS5ELAJOX463/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:YZFNKHVBLJ5T62MS5ELAJOX463","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":"291c9f04a519c82e102957ae442f3bd16bafe74ab1139a25814582c6d5021c3e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-05-12T12:26:57Z","title_canon_sha256":"ec3d8738cb6b729875a90fb01b087c0780e1b4b0581c18ea3b1f266f72e7f839"},"schema_version":"1.0","source":{"id":"1205.2774","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.2774","created_at":"2026-05-18T01:57:32Z"},{"alias_kind":"arxiv_version","alias_value":"1205.2774v1","created_at":"2026-05-18T01:57:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.2774","created_at":"2026-05-18T01:57:32Z"},{"alias_kind":"pith_short_12","alias_value":"YZFNKHVBLJ5T","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"YZFNKHVBLJ5T62MS","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"YZFNKHVB","created_at":"2026-05-18T12:27:30Z"}],"graph_snapshots":[{"event_id":"sha256:c5d3a3e696e926a81d89d25d85317e80bccb99ab61b99298f10a941574c6a3ab","target":"graph","created_at":"2026-05-18T01:57:32Z","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 the discovery of a candidate active galactic nucleus (AGN), 2XMM J123103.2+110648 at z = 0.13, with an X-ray spectrum represented purely by soft thermal emission reminiscent of Galactic black hole (BH) binaries in the disk-dominated state. This object was found in the second XMM serendipitous source catalogue as a highly variable X-ray source. In three separate observations, its X-ray spectrum can be represented either by a multicolor disk blackbody model with an inner temperature of kT_in~0.16-0.21 keV or a Wien spectrum Comptonized by an optically thick plasma with kT~0.14-0.18 keV","authors_text":"Aya Kubota, Hisamitsu Awaki, Naoya Kamizasa, Yoshihiro Ueda, Yuichi Terashima","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-05-12T12:26:57Z","title":"A Candidate Active Galactic Nucleus with a Pure Soft Thermal X-ray Spectrum"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.2774","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:df061843fe9b688bf4469712aa4f4823edc5846da2d10b3fa263a3a0f56b4ab3","target":"record","created_at":"2026-05-18T01:57:32Z","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":"291c9f04a519c82e102957ae442f3bd16bafe74ab1139a25814582c6d5021c3e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-05-12T12:26:57Z","title_canon_sha256":"ec3d8738cb6b729875a90fb01b087c0780e1b4b0581c18ea3b1f266f72e7f839"},"schema_version":"1.0","source":{"id":"1205.2774","kind":"arxiv","version":1}},"canonical_sha256":"c64ad51ea15a7b3f6992e91604bafcf6db77ff9e6869c3951d10294b344d58e6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c64ad51ea15a7b3f6992e91604bafcf6db77ff9e6869c3951d10294b344d58e6","first_computed_at":"2026-05-18T01:57:32.971169Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:57:32.971169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hTT0l4ILzF2FnWu+kVczwgerXaClibEGJI6MjojuswgiaGj5PQFv9DAWa9ih3VnkmDRe0jLGMPlCSCnhm3dZAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:57:32.971902Z","signed_message":"canonical_sha256_bytes"},"source_id":"1205.2774","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:df061843fe9b688bf4469712aa4f4823edc5846da2d10b3fa263a3a0f56b4ab3","sha256:c5d3a3e696e926a81d89d25d85317e80bccb99ab61b99298f10a941574c6a3ab"],"state_sha256":"99285e051fdf0bf5ca32d414f6a55767b1f0680196def37d48f9142ed4da0a7b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z16d00SdOpLa92IaqRRK742NARTxVJ6vQahGNMxE1HHRTtYFuU9v8tkgwiO4D/dZwnvyzKUs+XgvuXjCMdsRBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T01:16:43.905384Z","bundle_sha256":"1c62a8b3f420287c978f9d357b8f96580d454a964c3316d0497c3d7056a0c847"}}