{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:JDQNXE7HIDHYUA4FBBXWOVOIXK","short_pith_number":"pith:JDQNXE7H","canonical_record":{"source":{"id":"2402.02360","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-02-04T05:55:33Z","cross_cats_sorted":[],"title_canon_sha256":"7a89cd888d59a317d14f011219c82bb4ce9f44acc2cb1a24a95ca87c311d61fd","abstract_canon_sha256":"a30784a59dc009af084f0d6c4716649a123531d74fd7dda95c25c2bc82521e8c"},"schema_version":"1.0"},"canonical_sha256":"48e0db93e740cf8a0385086f6755c8baafde1f197f0957e08e679cfa116b354b","source":{"kind":"arxiv","id":"2402.02360","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.02360","created_at":"2026-07-05T10:04:11Z"},{"alias_kind":"arxiv_version","alias_value":"2402.02360v2","created_at":"2026-07-05T10:04:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.02360","created_at":"2026-07-05T10:04:11Z"},{"alias_kind":"pith_short_12","alias_value":"JDQNXE7HIDHY","created_at":"2026-07-05T10:04:11Z"},{"alias_kind":"pith_short_16","alias_value":"JDQNXE7HIDHYUA4F","created_at":"2026-07-05T10:04:11Z"},{"alias_kind":"pith_short_8","alias_value":"JDQNXE7H","created_at":"2026-07-05T10:04:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:JDQNXE7HIDHYUA4FBBXWOVOIXK","target":"record","payload":{"canonical_record":{"source":{"id":"2402.02360","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-02-04T05:55:33Z","cross_cats_sorted":[],"title_canon_sha256":"7a89cd888d59a317d14f011219c82bb4ce9f44acc2cb1a24a95ca87c311d61fd","abstract_canon_sha256":"a30784a59dc009af084f0d6c4716649a123531d74fd7dda95c25c2bc82521e8c"},"schema_version":"1.0"},"canonical_sha256":"48e0db93e740cf8a0385086f6755c8baafde1f197f0957e08e679cfa116b354b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:04:11.657209Z","signature_b64":"H1D4smhGaz7AkZ+9KmMxKpN9KcUuaDHfjMbDwrUAiUgKCSr1jqxRkbIm0PdTrIeWGiv6bumNRqEqSLUV/yNMAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"48e0db93e740cf8a0385086f6755c8baafde1f197f0957e08e679cfa116b354b","last_reissued_at":"2026-07-05T10:04:11.656648Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:04:11.656648Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2402.02360","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":"2026-07-05T10:04:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hblasOoCrx3dm3x/ypIx/6ReJ+Kp84jNFInc+DDJEiBsGPKizrSsVGwjLiuWP23bHlUY3C0/OE7cKiprjfj3DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T03:59:53.000890Z"},"content_sha256":"c471924f9ed139541d89ca4e3b8a7790dc0bda9c786a355d9301e37eded6fb93","schema_version":"1.0","event_id":"sha256:c471924f9ed139541d89ca4e3b8a7790dc0bda9c786a355d9301e37eded6fb93"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:JDQNXE7HIDHYUA4FBBXWOVOIXK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Intrinsic Pulse Widths of FRB 20121102A and Calculation of Broadening from Propagation and Instrumental Effects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Jia-Peng Wei, Jin-Jun Geng, Lang Cui, Xiang Liu, Xue-Feng Wu, Yong-Feng Huang","submitted_at":"2024-02-04T05:55:33Z","abstract_excerpt":"The pulse widths of fast radio bursts are always broadened due to the scattering of the plasma medium through which the electromagnetic wave passes. The recorded pulse width will be further affected by the radio telescopes since the sampling time and the bandwidth cannot be infinitely small. In this study, we focus on the pulse widths of at least 3287 bursts detected from FRB 20121102A as of October 2023. Various effects such as the scattering broadening, the redshift-induced broadening and the instrumental broadening are examined. At a redshift of 0.193, the pulse width is broadened by a fact"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.02360","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2402.02360/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T10:04:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J6F+5gIcMv0EK3emtNw1qcTcEM2v/fDvqefu+QlcgpEpgWZ4Vofq2GdO7Vf+r+IgKeAIR9LNS6ae5FYYAVbrDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T03:59:53.001839Z"},"content_sha256":"5b8f93a3a4f7720606ac4cb868fb35b8be1c8c969bb6ef8c432d2cc827fa1207","schema_version":"1.0","event_id":"sha256:5b8f93a3a4f7720606ac4cb868fb35b8be1c8c969bb6ef8c432d2cc827fa1207"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JDQNXE7HIDHYUA4FBBXWOVOIXK/bundle.json","state_url":"https://pith.science/pith/JDQNXE7HIDHYUA4FBBXWOVOIXK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JDQNXE7HIDHYUA4FBBXWOVOIXK/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":"2026-08-07T03:59:53Z","links":{"resolver":"https://pith.science/pith/JDQNXE7HIDHYUA4FBBXWOVOIXK","bundle":"https://pith.science/pith/JDQNXE7HIDHYUA4FBBXWOVOIXK/bundle.json","state":"https://pith.science/pith/JDQNXE7HIDHYUA4FBBXWOVOIXK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JDQNXE7HIDHYUA4FBBXWOVOIXK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:JDQNXE7HIDHYUA4FBBXWOVOIXK","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":"a30784a59dc009af084f0d6c4716649a123531d74fd7dda95c25c2bc82521e8c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-02-04T05:55:33Z","title_canon_sha256":"7a89cd888d59a317d14f011219c82bb4ce9f44acc2cb1a24a95ca87c311d61fd"},"schema_version":"1.0","source":{"id":"2402.02360","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2402.02360","created_at":"2026-07-05T10:04:11Z"},{"alias_kind":"arxiv_version","alias_value":"2402.02360v2","created_at":"2026-07-05T10:04:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2402.02360","created_at":"2026-07-05T10:04:11Z"},{"alias_kind":"pith_short_12","alias_value":"JDQNXE7HIDHY","created_at":"2026-07-05T10:04:11Z"},{"alias_kind":"pith_short_16","alias_value":"JDQNXE7HIDHYUA4F","created_at":"2026-07-05T10:04:11Z"},{"alias_kind":"pith_short_8","alias_value":"JDQNXE7H","created_at":"2026-07-05T10:04:11Z"}],"graph_snapshots":[{"event_id":"sha256:5b8f93a3a4f7720606ac4cb868fb35b8be1c8c969bb6ef8c432d2cc827fa1207","target":"graph","created_at":"2026-07-05T10:04:11Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2402.02360/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The pulse widths of fast radio bursts are always broadened due to the scattering of the plasma medium through which the electromagnetic wave passes. The recorded pulse width will be further affected by the radio telescopes since the sampling time and the bandwidth cannot be infinitely small. In this study, we focus on the pulse widths of at least 3287 bursts detected from FRB 20121102A as of October 2023. Various effects such as the scattering broadening, the redshift-induced broadening and the instrumental broadening are examined. At a redshift of 0.193, the pulse width is broadened by a fact","authors_text":"Jia-Peng Wei, Jin-Jun Geng, Lang Cui, Xiang Liu, Xue-Feng Wu, Yong-Feng Huang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-02-04T05:55:33Z","title":"Intrinsic Pulse Widths of FRB 20121102A and Calculation of Broadening from Propagation and Instrumental Effects"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2402.02360","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:c471924f9ed139541d89ca4e3b8a7790dc0bda9c786a355d9301e37eded6fb93","target":"record","created_at":"2026-07-05T10:04:11Z","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":"a30784a59dc009af084f0d6c4716649a123531d74fd7dda95c25c2bc82521e8c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-02-04T05:55:33Z","title_canon_sha256":"7a89cd888d59a317d14f011219c82bb4ce9f44acc2cb1a24a95ca87c311d61fd"},"schema_version":"1.0","source":{"id":"2402.02360","kind":"arxiv","version":2}},"canonical_sha256":"48e0db93e740cf8a0385086f6755c8baafde1f197f0957e08e679cfa116b354b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"48e0db93e740cf8a0385086f6755c8baafde1f197f0957e08e679cfa116b354b","first_computed_at":"2026-07-05T10:04:11.656648Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:04:11.656648Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H1D4smhGaz7AkZ+9KmMxKpN9KcUuaDHfjMbDwrUAiUgKCSr1jqxRkbIm0PdTrIeWGiv6bumNRqEqSLUV/yNMAA==","signature_status":"signed_v1","signed_at":"2026-07-05T10:04:11.657209Z","signed_message":"canonical_sha256_bytes"},"source_id":"2402.02360","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c471924f9ed139541d89ca4e3b8a7790dc0bda9c786a355d9301e37eded6fb93","sha256:5b8f93a3a4f7720606ac4cb868fb35b8be1c8c969bb6ef8c432d2cc827fa1207"],"state_sha256":"29a3bb437047008c7ced21d0413adfcb9e8ad7abc557b956ff18bc3ed699235a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DQNGWF1OMj+Q2quqnF8MdiuptjzqfNT1FmWJtSN7lQCSORl2jhlM7/fdYrFLGUhk3K4THhSf1xcuIRfjQ+n3Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T03:59:53.009294Z","bundle_sha256":"7d642f742ed2617bdea25fea244c121131db799c01af1bb5630e10dae2701468"}}