{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:YYIWJXXAG3QRDLI5WTHYW5GGTP","short_pith_number":"pith:YYIWJXXA","canonical_record":{"source":{"id":"1401.3406","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-01-15T01:48:37Z","cross_cats_sorted":[],"title_canon_sha256":"7a5758d2b737bee5395224d888f715bd872f8f4de3ae7acad962b8539f5a2488","abstract_canon_sha256":"0f465f755db0bf1ac7a02e7700395855b364ea10e057b7cb39de8a4150488f6a"},"schema_version":"1.0"},"canonical_sha256":"c61164dee036e111ad1db4cf8b74c69bfde2c5f8cb461e7bf5d378561aaffe96","source":{"kind":"arxiv","id":"1401.3406","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.3406","created_at":"2026-05-18T01:45:25Z"},{"alias_kind":"arxiv_version","alias_value":"1401.3406v1","created_at":"2026-05-18T01:45:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.3406","created_at":"2026-05-18T01:45:25Z"},{"alias_kind":"pith_short_12","alias_value":"YYIWJXXAG3QR","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"YYIWJXXAG3QRDLI5","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"YYIWJXXA","created_at":"2026-05-18T12:28:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:YYIWJXXAG3QRDLI5WTHYW5GGTP","target":"record","payload":{"canonical_record":{"source":{"id":"1401.3406","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-01-15T01:48:37Z","cross_cats_sorted":[],"title_canon_sha256":"7a5758d2b737bee5395224d888f715bd872f8f4de3ae7acad962b8539f5a2488","abstract_canon_sha256":"0f465f755db0bf1ac7a02e7700395855b364ea10e057b7cb39de8a4150488f6a"},"schema_version":"1.0"},"canonical_sha256":"c61164dee036e111ad1db4cf8b74c69bfde2c5f8cb461e7bf5d378561aaffe96","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:25.428278Z","signature_b64":"hsYSRh5q8uFHgkNeHGXFNhzFQUBqsLbLicvmI2C0+kgBNjPqEpzguNYuuSWokHveoX40xLYlkGJLAwXzLNuADg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c61164dee036e111ad1db4cf8b74c69bfde2c5f8cb461e7bf5d378561aaffe96","last_reissued_at":"2026-05-18T01:45:25.427665Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:25.427665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1401.3406","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":"2026-05-18T01:45:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OcGyYHhqi1J1PKuQDywAL0WMR3KUDHN+ImcdvV0jT2azlQ+FaSoPsJXtOV6k2focJjCSk4SqZ8bLoWjOqp/wBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T23:19:30.878446Z"},"content_sha256":"a4fbcc3e3ecc793ea95c57293dc174db5509522fce1b499ddd6afa450e886c92","schema_version":"1.0","event_id":"sha256:a4fbcc3e3ecc793ea95c57293dc174db5509522fce1b499ddd6afa450e886c92"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:YYIWJXXAG3QRDLI5WTHYW5GGTP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phase-resolved X-ray spectra of magnetars and the coronal outflow model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"(2) Stanford University), A. M. Beloborodov (1), P. R. den Hartog (2) ((1) Columbia University, R. Hascoet (1)","submitted_at":"2014-01-15T01:48:37Z","abstract_excerpt":"We test a model recently proposed for the persistent hard X-ray emission from magnetars. In the model, hard X-rays are produced by a decelerating electron-positron flow in the closed magnetosphere. The flow decelerates as it radiates its energy away via resonant scattering of soft X-rays, then it reaches the top of the magnetic loop and annihilates there. We test the model against observations of three magnetars: 4U 0142+61, 1RXS J1708-4009, and 1E 1841-045. We find that the model successfully fits the observed phase-resolved spectra. We derive constraints on the angle between the rotational a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.3406","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":"2026-05-18T01:45:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ocoIP5Vr5zrNiDSSYWoQos8la1VVYx4ZT5S3BnEkK9w0t8JeAXF7L41nRZigLXqixKvz18bTvCGiA978nEPPAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T23:19:30.878800Z"},"content_sha256":"d5d214572afccebe2fd085341559b085e4d52f1d2ae4907502b93f895792beda","schema_version":"1.0","event_id":"sha256:d5d214572afccebe2fd085341559b085e4d52f1d2ae4907502b93f895792beda"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YYIWJXXAG3QRDLI5WTHYW5GGTP/bundle.json","state_url":"https://pith.science/pith/YYIWJXXAG3QRDLI5WTHYW5GGTP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YYIWJXXAG3QRDLI5WTHYW5GGTP/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":"2026-06-03T23:19:30Z","links":{"resolver":"https://pith.science/pith/YYIWJXXAG3QRDLI5WTHYW5GGTP","bundle":"https://pith.science/pith/YYIWJXXAG3QRDLI5WTHYW5GGTP/bundle.json","state":"https://pith.science/pith/YYIWJXXAG3QRDLI5WTHYW5GGTP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YYIWJXXAG3QRDLI5WTHYW5GGTP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:YYIWJXXAG3QRDLI5WTHYW5GGTP","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":"0f465f755db0bf1ac7a02e7700395855b364ea10e057b7cb39de8a4150488f6a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-01-15T01:48:37Z","title_canon_sha256":"7a5758d2b737bee5395224d888f715bd872f8f4de3ae7acad962b8539f5a2488"},"schema_version":"1.0","source":{"id":"1401.3406","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.3406","created_at":"2026-05-18T01:45:25Z"},{"alias_kind":"arxiv_version","alias_value":"1401.3406v1","created_at":"2026-05-18T01:45:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.3406","created_at":"2026-05-18T01:45:25Z"},{"alias_kind":"pith_short_12","alias_value":"YYIWJXXAG3QR","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"YYIWJXXAG3QRDLI5","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"YYIWJXXA","created_at":"2026-05-18T12:28:59Z"}],"graph_snapshots":[{"event_id":"sha256:d5d214572afccebe2fd085341559b085e4d52f1d2ae4907502b93f895792beda","target":"graph","created_at":"2026-05-18T01:45:25Z","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 test a model recently proposed for the persistent hard X-ray emission from magnetars. In the model, hard X-rays are produced by a decelerating electron-positron flow in the closed magnetosphere. The flow decelerates as it radiates its energy away via resonant scattering of soft X-rays, then it reaches the top of the magnetic loop and annihilates there. We test the model against observations of three magnetars: 4U 0142+61, 1RXS J1708-4009, and 1E 1841-045. We find that the model successfully fits the observed phase-resolved spectra. We derive constraints on the angle between the rotational a","authors_text":"(2) Stanford University), A. M. Beloborodov (1), P. R. den Hartog (2) ((1) Columbia University, R. Hascoet (1)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-01-15T01:48:37Z","title":"Phase-resolved X-ray spectra of magnetars and the coronal outflow model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.3406","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:a4fbcc3e3ecc793ea95c57293dc174db5509522fce1b499ddd6afa450e886c92","target":"record","created_at":"2026-05-18T01:45:25Z","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":"0f465f755db0bf1ac7a02e7700395855b364ea10e057b7cb39de8a4150488f6a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-01-15T01:48:37Z","title_canon_sha256":"7a5758d2b737bee5395224d888f715bd872f8f4de3ae7acad962b8539f5a2488"},"schema_version":"1.0","source":{"id":"1401.3406","kind":"arxiv","version":1}},"canonical_sha256":"c61164dee036e111ad1db4cf8b74c69bfde2c5f8cb461e7bf5d378561aaffe96","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c61164dee036e111ad1db4cf8b74c69bfde2c5f8cb461e7bf5d378561aaffe96","first_computed_at":"2026-05-18T01:45:25.427665Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:45:25.427665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hsYSRh5q8uFHgkNeHGXFNhzFQUBqsLbLicvmI2C0+kgBNjPqEpzguNYuuSWokHveoX40xLYlkGJLAwXzLNuADg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:45:25.428278Z","signed_message":"canonical_sha256_bytes"},"source_id":"1401.3406","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a4fbcc3e3ecc793ea95c57293dc174db5509522fce1b499ddd6afa450e886c92","sha256:d5d214572afccebe2fd085341559b085e4d52f1d2ae4907502b93f895792beda"],"state_sha256":"c051abf321014d000fa88f9d3062f7d32b0f868dfc4bc58e8bdb66e3d635cca6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aTR356EbAx3cO8xN41Bz9VfuyCRnlFzv67Uvs58r+OcIbu/fl6stixnbBCuwmRF2hTMEQydWW2NGvCxR3op9Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T23:19:30.880739Z","bundle_sha256":"46ff484237f91df21ff369e6d8ef1c0941da4b8c5bd405ee739b4f0bedac58ba"}}