{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1997:2OJQK3PBFZFLB3ENVQU5MYZAYN","short_pith_number":"pith:2OJQK3PB","canonical_record":{"source":{"id":"astro-ph/9708217","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1997-08-23T14:19:06Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"b7ea1fa3019f9f9b579b60a26750ba1fd04318e5a189124948f77857f38aa0c2","abstract_canon_sha256":"addc32ab34ad6117e5357d081c14d61ce64c57f7beae37b807e380ed40d728c5"},"schema_version":"1.0"},"canonical_sha256":"d393056de12e4ab0ec8dac29d66320c373f2bc16d2c8c002f7613a9823288b84","source":{"kind":"arxiv","id":"astro-ph/9708217","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9708217","created_at":"2026-05-18T04:34:29Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9708217v1","created_at":"2026-05-18T04:34:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9708217","created_at":"2026-05-18T04:34:29Z"},{"alias_kind":"pith_short_12","alias_value":"2OJQK3PBFZFL","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_16","alias_value":"2OJQK3PBFZFLB3EN","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_8","alias_value":"2OJQK3PB","created_at":"2026-05-18T12:25:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1997:2OJQK3PBFZFLB3ENVQU5MYZAYN","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/9708217","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1997-08-23T14:19:06Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"b7ea1fa3019f9f9b579b60a26750ba1fd04318e5a189124948f77857f38aa0c2","abstract_canon_sha256":"addc32ab34ad6117e5357d081c14d61ce64c57f7beae37b807e380ed40d728c5"},"schema_version":"1.0"},"canonical_sha256":"d393056de12e4ab0ec8dac29d66320c373f2bc16d2c8c002f7613a9823288b84","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:34:29.107227Z","signature_b64":"Fg4jE4ZV2dATgNRn/2xbILF2HWjRUVMRzMc8IN9I2oGdr532S+4cJ+/edacUR+dun90kd/s6jLMYmay681ttAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d393056de12e4ab0ec8dac29d66320c373f2bc16d2c8c002f7613a9823288b84","last_reissued_at":"2026-05-18T04:34:29.106720Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:34:29.106720Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/9708217","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":"2026-05-18T04:34:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JRif4mjR2lkj2RTNKqmHoMH0qJCzZtBb4vTZMHzNB/kFIeP/9AEJAhyGImSZAIhRCX7pPfxAIuMHSof8/iR0BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T22:41:11.849385Z"},"content_sha256":"cda20b71950de6fa60231855914dff24103bff367a2d64916424fb2d1ea90e8c","schema_version":"1.0","event_id":"sha256:cda20b71950de6fa60231855914dff24103bff367a2d64916424fb2d1ea90e8c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1997:2OJQK3PBFZFLB3ENVQU5MYZAYN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ultra-high energy cosmic rays without GZK cutoff","license":"","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph","authors_text":"A.Vilenkin, M. Kachelriess, V. Berezinsky","submitted_at":"1997-08-23T14:19:06Z","abstract_excerpt":"We study the decays of ultraheavy (m_X \\geq 10^{13}GeV) and quasistable (lifetime \\tau_X much larger than the age of the Universe t_0) particles as the source of Ultra High Energy Cosmic Rays (UHE CR). These particles are assumed to constitute a tiny fraction \\xi_X of CDM in the Universe, with \\xi_X being the same in the halo of our Galaxy and in the intergalactic space. The elementary-particle and cosmological scenarios for these particles are briefly outlined. The UHE CR fluxes produced at the decays of X- particles are calculated. The dominant contribution is given by fluxes of photons and "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9708217","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":"2026-05-18T04:34:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JRtqUyh5HSa+tw62+AgBIJVJkltsuFV4pU70dI5LJQk4nc0wx844pAgNpn+Vw8Z41+7POc/tMJ0MWILWiWB7DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T22:41:11.849810Z"},"content_sha256":"25e601c7e8f09c693b46b04f9c9589184441745c010c7ddc7d0c5fe43226489e","schema_version":"1.0","event_id":"sha256:25e601c7e8f09c693b46b04f9c9589184441745c010c7ddc7d0c5fe43226489e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2OJQK3PBFZFLB3ENVQU5MYZAYN/bundle.json","state_url":"https://pith.science/pith/2OJQK3PBFZFLB3ENVQU5MYZAYN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2OJQK3PBFZFLB3ENVQU5MYZAYN/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":"2026-06-05T22:41:11Z","links":{"resolver":"https://pith.science/pith/2OJQK3PBFZFLB3ENVQU5MYZAYN","bundle":"https://pith.science/pith/2OJQK3PBFZFLB3ENVQU5MYZAYN/bundle.json","state":"https://pith.science/pith/2OJQK3PBFZFLB3ENVQU5MYZAYN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2OJQK3PBFZFLB3ENVQU5MYZAYN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1997:2OJQK3PBFZFLB3ENVQU5MYZAYN","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":"addc32ab34ad6117e5357d081c14d61ce64c57f7beae37b807e380ed40d728c5","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"astro-ph","submitted_at":"1997-08-23T14:19:06Z","title_canon_sha256":"b7ea1fa3019f9f9b579b60a26750ba1fd04318e5a189124948f77857f38aa0c2"},"schema_version":"1.0","source":{"id":"astro-ph/9708217","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9708217","created_at":"2026-05-18T04:34:29Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9708217v1","created_at":"2026-05-18T04:34:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9708217","created_at":"2026-05-18T04:34:29Z"},{"alias_kind":"pith_short_12","alias_value":"2OJQK3PBFZFL","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_16","alias_value":"2OJQK3PBFZFLB3EN","created_at":"2026-05-18T12:25:48Z"},{"alias_kind":"pith_short_8","alias_value":"2OJQK3PB","created_at":"2026-05-18T12:25:48Z"}],"graph_snapshots":[{"event_id":"sha256:25e601c7e8f09c693b46b04f9c9589184441745c010c7ddc7d0c5fe43226489e","target":"graph","created_at":"2026-05-18T04:34:29Z","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 study the decays of ultraheavy (m_X \\geq 10^{13}GeV) and quasistable (lifetime \\tau_X much larger than the age of the Universe t_0) particles as the source of Ultra High Energy Cosmic Rays (UHE CR). These particles are assumed to constitute a tiny fraction \\xi_X of CDM in the Universe, with \\xi_X being the same in the halo of our Galaxy and in the intergalactic space. The elementary-particle and cosmological scenarios for these particles are briefly outlined. The UHE CR fluxes produced at the decays of X- particles are calculated. The dominant contribution is given by fluxes of photons and ","authors_text":"A.Vilenkin, M. Kachelriess, V. Berezinsky","cross_cats":["hep-ph"],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1997-08-23T14:19:06Z","title":"Ultra-high energy cosmic rays without GZK cutoff"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9708217","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:cda20b71950de6fa60231855914dff24103bff367a2d64916424fb2d1ea90e8c","target":"record","created_at":"2026-05-18T04:34:29Z","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":"addc32ab34ad6117e5357d081c14d61ce64c57f7beae37b807e380ed40d728c5","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"astro-ph","submitted_at":"1997-08-23T14:19:06Z","title_canon_sha256":"b7ea1fa3019f9f9b579b60a26750ba1fd04318e5a189124948f77857f38aa0c2"},"schema_version":"1.0","source":{"id":"astro-ph/9708217","kind":"arxiv","version":1}},"canonical_sha256":"d393056de12e4ab0ec8dac29d66320c373f2bc16d2c8c002f7613a9823288b84","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d393056de12e4ab0ec8dac29d66320c373f2bc16d2c8c002f7613a9823288b84","first_computed_at":"2026-05-18T04:34:29.106720Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:34:29.106720Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Fg4jE4ZV2dATgNRn/2xbILF2HWjRUVMRzMc8IN9I2oGdr532S+4cJ+/edacUR+dun90kd/s6jLMYmay681ttAA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:34:29.107227Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9708217","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cda20b71950de6fa60231855914dff24103bff367a2d64916424fb2d1ea90e8c","sha256:25e601c7e8f09c693b46b04f9c9589184441745c010c7ddc7d0c5fe43226489e"],"state_sha256":"09d7ab5894de11c07501e251802bc1798719851982a609cb675dcae703257a64"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A7tgafcf/B01T9N7NCzG1tBp6vJjru7Wn7Ny/ARdyS/BTInhNEwN/zaYE8p2JljByZXwEy68cZxNQVYpO1n7DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T22:41:11.853649Z","bundle_sha256":"5764c80f73d755bfe32aeaba5a9b407ec3a5197ab3c75cb79f5de8ec6eedfa30"}}