{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:H34IBRLEUINRZCL3XYNFOARRGQ","short_pith_number":"pith:H34IBRLE","canonical_record":{"source":{"id":"2311.14231","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-11-24T00:00:00Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"c2d402d3d7bf36608bba55c442c5f698009bbc45cb22de8298a4a7913c9bc06b","abstract_canon_sha256":"294421ddab20ce02d5bda2a802e6230afe105a0541638065c60955d06a55f816"},"schema_version":"1.0"},"canonical_sha256":"3ef880c564a21b1c897bbe1a570231343feccce22059118593ca795aaf6fd59d","source":{"kind":"arxiv","id":"2311.14231","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.14231","created_at":"2026-07-05T07:16:15Z"},{"alias_kind":"arxiv_version","alias_value":"2311.14231v1","created_at":"2026-07-05T07:16:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.14231","created_at":"2026-07-05T07:16:15Z"},{"alias_kind":"pith_short_12","alias_value":"H34IBRLEUINR","created_at":"2026-07-05T07:16:15Z"},{"alias_kind":"pith_short_16","alias_value":"H34IBRLEUINRZCL3","created_at":"2026-07-05T07:16:15Z"},{"alias_kind":"pith_short_8","alias_value":"H34IBRLE","created_at":"2026-07-05T07:16:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:H34IBRLEUINRZCL3XYNFOARRGQ","target":"record","payload":{"canonical_record":{"source":{"id":"2311.14231","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-11-24T00:00:00Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"c2d402d3d7bf36608bba55c442c5f698009bbc45cb22de8298a4a7913c9bc06b","abstract_canon_sha256":"294421ddab20ce02d5bda2a802e6230afe105a0541638065c60955d06a55f816"},"schema_version":"1.0"},"canonical_sha256":"3ef880c564a21b1c897bbe1a570231343feccce22059118593ca795aaf6fd59d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:16:15.059073Z","signature_b64":"9rriY1xk+BaBO8wI96Wt8MuBgCAiPuAjk1677o1mUHErDouIe8P8KFb6qk1b2wQ6BAOx3Qelkxw8BQ0yLXiVDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3ef880c564a21b1c897bbe1a570231343feccce22059118593ca795aaf6fd59d","last_reissued_at":"2026-07-05T07:16:15.058613Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:16:15.058613Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2311.14231","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":"2026-07-05T07:16:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CXtzYUp76997Bxod+gIVyfueIoW9ZOFHNnB5Uq4OQ4FEFDSoiBdYlMHB3a5xOGegh33yY5ii419bVpY8WLrdDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:57:58.930921Z"},"content_sha256":"e47384e807670aec21346fc3d80bba8d3175cb2d1af4b6db1b11c7a1607c5b6d","schema_version":"1.0","event_id":"sha256:e47384e807670aec21346fc3d80bba8d3175cb2d1af4b6db1b11c7a1607c5b6d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:H34IBRLEUINRZCL3XYNFOARRGQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An extremely energetic cosmic ray observed by a surface detector array","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.HE","authors_text":"Telescope Array Collaboration","submitted_at":"2023-11-24T00:00:00Z","abstract_excerpt":"Cosmic rays are energetic charged particles from extraterrestrial sources, with the highest energy events thought to come from extragalactic sources. Their arrival is infrequent, so detection requires instruments with large collecting areas. In this work, we report the detection of an extremely energetic particle recorded by the surface detector array of the Telescope Array experiment. We calculate the particle's energy as 244 +- 29 (stat.) +51,-76 (syst.) exa-electron volts (~40 joules). Its arrival direction points back to a void in the large-scale structure of the Universe. Possible explana"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.14231","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2311.14231/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":"2026-07-05T07:16:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FgMMejVfOwYMpxO1O0Nm36AwPm2a/qk86vWMnN1ND8aAR1nIUSHQimOEFpKpb8sDx41A8xrZom3/ttCj2cA1Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:57:58.931555Z"},"content_sha256":"45770004b518de7815e7778f3d9aa313357ada91c1567495091fb132e3827a9a","schema_version":"1.0","event_id":"sha256:45770004b518de7815e7778f3d9aa313357ada91c1567495091fb132e3827a9a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H34IBRLEUINRZCL3XYNFOARRGQ/bundle.json","state_url":"https://pith.science/pith/H34IBRLEUINRZCL3XYNFOARRGQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H34IBRLEUINRZCL3XYNFOARRGQ/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":"2026-08-04T20:57:58Z","links":{"resolver":"https://pith.science/pith/H34IBRLEUINRZCL3XYNFOARRGQ","bundle":"https://pith.science/pith/H34IBRLEUINRZCL3XYNFOARRGQ/bundle.json","state":"https://pith.science/pith/H34IBRLEUINRZCL3XYNFOARRGQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H34IBRLEUINRZCL3XYNFOARRGQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:H34IBRLEUINRZCL3XYNFOARRGQ","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":"294421ddab20ce02d5bda2a802e6230afe105a0541638065c60955d06a55f816","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-11-24T00:00:00Z","title_canon_sha256":"c2d402d3d7bf36608bba55c442c5f698009bbc45cb22de8298a4a7913c9bc06b"},"schema_version":"1.0","source":{"id":"2311.14231","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.14231","created_at":"2026-07-05T07:16:15Z"},{"alias_kind":"arxiv_version","alias_value":"2311.14231v1","created_at":"2026-07-05T07:16:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.14231","created_at":"2026-07-05T07:16:15Z"},{"alias_kind":"pith_short_12","alias_value":"H34IBRLEUINR","created_at":"2026-07-05T07:16:15Z"},{"alias_kind":"pith_short_16","alias_value":"H34IBRLEUINRZCL3","created_at":"2026-07-05T07:16:15Z"},{"alias_kind":"pith_short_8","alias_value":"H34IBRLE","created_at":"2026-07-05T07:16:15Z"}],"graph_snapshots":[{"event_id":"sha256:45770004b518de7815e7778f3d9aa313357ada91c1567495091fb132e3827a9a","target":"graph","created_at":"2026-07-05T07:16:15Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2311.14231/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Cosmic rays are energetic charged particles from extraterrestrial sources, with the highest energy events thought to come from extragalactic sources. Their arrival is infrequent, so detection requires instruments with large collecting areas. In this work, we report the detection of an extremely energetic particle recorded by the surface detector array of the Telescope Array experiment. We calculate the particle's energy as 244 +- 29 (stat.) +51,-76 (syst.) exa-electron volts (~40 joules). Its arrival direction points back to a void in the large-scale structure of the Universe. Possible explana","authors_text":"Telescope Array Collaboration","cross_cats":["astro-ph.IM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-11-24T00:00:00Z","title":"An extremely energetic cosmic ray observed by a surface detector array"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.14231","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:e47384e807670aec21346fc3d80bba8d3175cb2d1af4b6db1b11c7a1607c5b6d","target":"record","created_at":"2026-07-05T07:16:15Z","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":"294421ddab20ce02d5bda2a802e6230afe105a0541638065c60955d06a55f816","cross_cats_sorted":["astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-11-24T00:00:00Z","title_canon_sha256":"c2d402d3d7bf36608bba55c442c5f698009bbc45cb22de8298a4a7913c9bc06b"},"schema_version":"1.0","source":{"id":"2311.14231","kind":"arxiv","version":1}},"canonical_sha256":"3ef880c564a21b1c897bbe1a570231343feccce22059118593ca795aaf6fd59d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3ef880c564a21b1c897bbe1a570231343feccce22059118593ca795aaf6fd59d","first_computed_at":"2026-07-05T07:16:15.058613Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:16:15.058613Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9rriY1xk+BaBO8wI96Wt8MuBgCAiPuAjk1677o1mUHErDouIe8P8KFb6qk1b2wQ6BAOx3Qelkxw8BQ0yLXiVDw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:16:15.059073Z","signed_message":"canonical_sha256_bytes"},"source_id":"2311.14231","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e47384e807670aec21346fc3d80bba8d3175cb2d1af4b6db1b11c7a1607c5b6d","sha256:45770004b518de7815e7778f3d9aa313357ada91c1567495091fb132e3827a9a"],"state_sha256":"b6a89c6a9e9339efc61b3c3cc11ae62c8ee8d9df966426705cfb3b7c48ca0ad9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sqg4qBO0exK/cMWL27TaYOpmJUVgnbHG9t3F1a50F61yKgoc9BWFosjNrg6us/MWfPcTnmP3RmkNfGJ4kQHNDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T20:57:58.936054Z","bundle_sha256":"5e70b4041f52d6fe09e179f20be6c1804810c5bc8cc19119065ec460cec33cf1"}}