{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:J2FXOAD6EZD5M64D2ZCTJZ5DHV","short_pith_number":"pith:J2FXOAD6","canonical_record":{"source":{"id":"1102.1368","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-02-07T17:28:15Z","cross_cats_sorted":[],"title_canon_sha256":"22be9dc99fad593a1113d3196eaa0c05080cd0129337646433557a7b227e29f1","abstract_canon_sha256":"56c2a1a1e8293be37d3036bb38b172c4d2d79150f75a7bbdbdc3537dcd7af6f5"},"schema_version":"1.0"},"canonical_sha256":"4e8b77007e2647d67b83d64534e7a33d78f97051524d0d5d4361844587ad79a8","source":{"kind":"arxiv","id":"1102.1368","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.1368","created_at":"2026-05-18T02:03:15Z"},{"alias_kind":"arxiv_version","alias_value":"1102.1368v2","created_at":"2026-05-18T02:03:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.1368","created_at":"2026-05-18T02:03:15Z"},{"alias_kind":"pith_short_12","alias_value":"J2FXOAD6EZD5","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"J2FXOAD6EZD5M64D","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"J2FXOAD6","created_at":"2026-05-18T12:26:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:J2FXOAD6EZD5M64D2ZCTJZ5DHV","target":"record","payload":{"canonical_record":{"source":{"id":"1102.1368","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-02-07T17:28:15Z","cross_cats_sorted":[],"title_canon_sha256":"22be9dc99fad593a1113d3196eaa0c05080cd0129337646433557a7b227e29f1","abstract_canon_sha256":"56c2a1a1e8293be37d3036bb38b172c4d2d79150f75a7bbdbdc3537dcd7af6f5"},"schema_version":"1.0"},"canonical_sha256":"4e8b77007e2647d67b83d64534e7a33d78f97051524d0d5d4361844587ad79a8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:15.832966Z","signature_b64":"4AXgsPCNJxMInVT8J3POCEnKAlHgRN+KUBivA9e3YL1Y3xjP/c5LHhCuiTRN36P7zL+ioldK4tGufQZDyrcPBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4e8b77007e2647d67b83d64534e7a33d78f97051524d0d5d4361844587ad79a8","last_reissued_at":"2026-05-18T02:03:15.832217Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:15.832217Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1102.1368","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:03:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Zh/uRjcKbBRa+tBREi/lnCXNuSyMooeBFYvWisQYKAsV6crLunut/tMP91sBpX9oJsiMazsn6w9FEceXa7bLAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T21:22:38.968149Z"},"content_sha256":"8de71a3d0016db4cffa28859e89f789a830f8012a488fbd3f863750ae884fe36","schema_version":"1.0","event_id":"sha256:8de71a3d0016db4cffa28859e89f789a830f8012a488fbd3f863750ae884fe36"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:J2FXOAD6EZD5M64D2ZCTJZ5DHV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"X-ray bursts and burst oscillations from the slowly spinning X-ray pulsar IGR J17480-2446 (Terzan 5)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. D'A\\`i, A. Papitto, A. Riggio, L. Burderi, R. Iaria, S. Motta, T. Belloni L. Stella, T. Di Salvo","submitted_at":"2011-02-07T17:28:15Z","abstract_excerpt":"The newly discovered 11 Hz accreting pulsar, IGR J17480-2446, located in the globular cluster Terzan 5, has shown several bursts with a recurrence time as short as few minutes. The source shows the shortest recurrence time ever observed from a neutron star. Here we present a study of the morphological, spectral and temporal properties of 107 of the bursts observed by the Rossi X-ray Timing Explorer. The recurrence time and the fluence of the bursts clearly anticorrelate with the increase of the persistent X-ray flux. The ratio between the energy generated by the accretion of mass and that libe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.1368","kind":"arxiv","version":2},"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":"2026-05-18T02:03:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XGTIL+0Nd8Gc4BFFzaUSCM38aclRwXLxyvnzaHWcJa7V/WiLGLMYsCwxkblhkZJOcOqvk+6ft6jy3FciwQP9DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T21:22:38.968534Z"},"content_sha256":"c59b795176d1f03bb8a66c5e3007e2d58d573b2b74ea5feed97462a5e7589203","schema_version":"1.0","event_id":"sha256:c59b795176d1f03bb8a66c5e3007e2d58d573b2b74ea5feed97462a5e7589203"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/J2FXOAD6EZD5M64D2ZCTJZ5DHV/bundle.json","state_url":"https://pith.science/pith/J2FXOAD6EZD5M64D2ZCTJZ5DHV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/J2FXOAD6EZD5M64D2ZCTJZ5DHV/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":"2026-05-27T21:22:38Z","links":{"resolver":"https://pith.science/pith/J2FXOAD6EZD5M64D2ZCTJZ5DHV","bundle":"https://pith.science/pith/J2FXOAD6EZD5M64D2ZCTJZ5DHV/bundle.json","state":"https://pith.science/pith/J2FXOAD6EZD5M64D2ZCTJZ5DHV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/J2FXOAD6EZD5M64D2ZCTJZ5DHV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:J2FXOAD6EZD5M64D2ZCTJZ5DHV","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":"56c2a1a1e8293be37d3036bb38b172c4d2d79150f75a7bbdbdc3537dcd7af6f5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-02-07T17:28:15Z","title_canon_sha256":"22be9dc99fad593a1113d3196eaa0c05080cd0129337646433557a7b227e29f1"},"schema_version":"1.0","source":{"id":"1102.1368","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.1368","created_at":"2026-05-18T02:03:15Z"},{"alias_kind":"arxiv_version","alias_value":"1102.1368v2","created_at":"2026-05-18T02:03:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.1368","created_at":"2026-05-18T02:03:15Z"},{"alias_kind":"pith_short_12","alias_value":"J2FXOAD6EZD5","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"J2FXOAD6EZD5M64D","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"J2FXOAD6","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:c59b795176d1f03bb8a66c5e3007e2d58d573b2b74ea5feed97462a5e7589203","target":"graph","created_at":"2026-05-18T02:03:15Z","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":"The newly discovered 11 Hz accreting pulsar, IGR J17480-2446, located in the globular cluster Terzan 5, has shown several bursts with a recurrence time as short as few minutes. The source shows the shortest recurrence time ever observed from a neutron star. Here we present a study of the morphological, spectral and temporal properties of 107 of the bursts observed by the Rossi X-ray Timing Explorer. The recurrence time and the fluence of the bursts clearly anticorrelate with the increase of the persistent X-ray flux. The ratio between the energy generated by the accretion of mass and that libe","authors_text":"A. D'A\\`i, A. Papitto, A. Riggio, L. Burderi, R. Iaria, S. Motta, T. Belloni L. Stella, T. Di Salvo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-02-07T17:28:15Z","title":"X-ray bursts and burst oscillations from the slowly spinning X-ray pulsar IGR J17480-2446 (Terzan 5)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.1368","kind":"arxiv","version":2},"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":"sha256:8de71a3d0016db4cffa28859e89f789a830f8012a488fbd3f863750ae884fe36","target":"record","created_at":"2026-05-18T02:03:15Z","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":"56c2a1a1e8293be37d3036bb38b172c4d2d79150f75a7bbdbdc3537dcd7af6f5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-02-07T17:28:15Z","title_canon_sha256":"22be9dc99fad593a1113d3196eaa0c05080cd0129337646433557a7b227e29f1"},"schema_version":"1.0","source":{"id":"1102.1368","kind":"arxiv","version":2}},"canonical_sha256":"4e8b77007e2647d67b83d64534e7a33d78f97051524d0d5d4361844587ad79a8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4e8b77007e2647d67b83d64534e7a33d78f97051524d0d5d4361844587ad79a8","first_computed_at":"2026-05-18T02:03:15.832217Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:03:15.832217Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4AXgsPCNJxMInVT8J3POCEnKAlHgRN+KUBivA9e3YL1Y3xjP/c5LHhCuiTRN36P7zL+ioldK4tGufQZDyrcPBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:03:15.832966Z","signed_message":"canonical_sha256_bytes"},"source_id":"1102.1368","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8de71a3d0016db4cffa28859e89f789a830f8012a488fbd3f863750ae884fe36","sha256:c59b795176d1f03bb8a66c5e3007e2d58d573b2b74ea5feed97462a5e7589203"],"state_sha256":"1e9de0ac019ecaff9176622b1593f5793d7d2d092a22b43192bdc0752cebfea1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dPLrHzeefeXiicJSsbniFh9EJOybQgSEDfa39yZ1rc9nbUmJNbrjt2jSkE3E6SVdrHhNiXao+kR9Bx6tIEbPAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T21:22:38.971451Z","bundle_sha256":"24980deb70c3ead076b0c4670a9272b9c73efde4ef7f5f0f8557f71b345d6a8f"}}