{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:J3SE2NJBHJ7SWWY5ENHKVBG4JW","short_pith_number":"pith:J3SE2NJB","canonical_record":{"source":{"id":"1107.4418","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-07-22T05:45:54Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"fc1450f8aefdc3d39404220c99e3d99b6382440cb97735a0ba751668b073b1b4","abstract_canon_sha256":"e380094c114c5077447574dc05d5c13739f4d5fe13b54ca40664ac25fdc00643"},"schema_version":"1.0"},"canonical_sha256":"4ee44d35213a7f2b5b1d234eaa84dc4d8b69f730d71e457aebee5284fddb0e85","source":{"kind":"arxiv","id":"1107.4418","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.4418","created_at":"2026-05-18T01:00:17Z"},{"alias_kind":"arxiv_version","alias_value":"1107.4418v2","created_at":"2026-05-18T01:00:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.4418","created_at":"2026-05-18T01:00:17Z"},{"alias_kind":"pith_short_12","alias_value":"J3SE2NJBHJ7S","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"J3SE2NJBHJ7SWWY5","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"J3SE2NJB","created_at":"2026-05-18T12:26:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:J3SE2NJBHJ7SWWY5ENHKVBG4JW","target":"record","payload":{"canonical_record":{"source":{"id":"1107.4418","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-07-22T05:45:54Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"fc1450f8aefdc3d39404220c99e3d99b6382440cb97735a0ba751668b073b1b4","abstract_canon_sha256":"e380094c114c5077447574dc05d5c13739f4d5fe13b54ca40664ac25fdc00643"},"schema_version":"1.0"},"canonical_sha256":"4ee44d35213a7f2b5b1d234eaa84dc4d8b69f730d71e457aebee5284fddb0e85","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:00:17.396355Z","signature_b64":"URA7r5gqmne0hI8hNho4wb4AMqLrH0hhbtm3lQMlHp9chCjPiOmTOEAy5MZgFTVdI8J5zV62UCo1B3HpDePeCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4ee44d35213a7f2b5b1d234eaa84dc4d8b69f730d71e457aebee5284fddb0e85","last_reissued_at":"2026-05-18T01:00:17.395698Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:00:17.395698Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1107.4418","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":"2026-05-18T01:00:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EwRhe0enD7c4FURcuLX0g/ynwd8USSRxaa4lQNxUkW9jjwoyABytf+mjAL6trRjd2/+01q/BGq0gLrCzdk3NCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T10:46:52.318440Z"},"content_sha256":"6e2d36a77e3270a471ac2cf1adb4d215959e735cfb11489217687e3064230b01","schema_version":"1.0","event_id":"sha256:6e2d36a77e3270a471ac2cf1adb4d215959e735cfb11489217687e3064230b01"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:J3SE2NJBHJ7SWWY5ENHKVBG4JW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ultra High Energy Cosmic Rays in Our Universe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"astro-ph.HE","authors_text":"Bo-Qiang Ma, W-Y. Pauchy Hwang","submitted_at":"2011-07-22T05:45:54Z","abstract_excerpt":"Our Universe is described jointly by Einstein's relativity principle and the quantum principle; there the existence of the smallest units of matter, such as electrons, neutrinos, quarks, and photons, is well established and the smallest units of matter are described by the Standard Model. Based on these, we have a clear picture for the propagation of ultra high energy cosmic rays (UHECR's), for energies greater than $E > 10^{13}\\, eV$ but less than $E < 10^{26}\\, eV$, in the cosmic medium of the Cosmic Microwave Background (CMB) and of the cosmic background neutrinos (CB$\\nu$'s). We find that "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.4418","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":"2026-05-18T01:00:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DsjEBdclEsWsXuwyypZC1DmbvwC6SffNbFtB5z84UfO9WIelI2DtLMcdXiRy5jrEfbw8Cj10DZ1GcbNZHy0SAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T10:46:52.318796Z"},"content_sha256":"67941932ce8fbd4385db2b31597a14708652e2f221e7e86b1c1de5c2afb3314b","schema_version":"1.0","event_id":"sha256:67941932ce8fbd4385db2b31597a14708652e2f221e7e86b1c1de5c2afb3314b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/J3SE2NJBHJ7SWWY5ENHKVBG4JW/bundle.json","state_url":"https://pith.science/pith/J3SE2NJBHJ7SWWY5ENHKVBG4JW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/J3SE2NJBHJ7SWWY5ENHKVBG4JW/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":"2026-05-30T10:46:52Z","links":{"resolver":"https://pith.science/pith/J3SE2NJBHJ7SWWY5ENHKVBG4JW","bundle":"https://pith.science/pith/J3SE2NJBHJ7SWWY5ENHKVBG4JW/bundle.json","state":"https://pith.science/pith/J3SE2NJBHJ7SWWY5ENHKVBG4JW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/J3SE2NJBHJ7SWWY5ENHKVBG4JW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:J3SE2NJBHJ7SWWY5ENHKVBG4JW","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":"e380094c114c5077447574dc05d5c13739f4d5fe13b54ca40664ac25fdc00643","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-07-22T05:45:54Z","title_canon_sha256":"fc1450f8aefdc3d39404220c99e3d99b6382440cb97735a0ba751668b073b1b4"},"schema_version":"1.0","source":{"id":"1107.4418","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.4418","created_at":"2026-05-18T01:00:17Z"},{"alias_kind":"arxiv_version","alias_value":"1107.4418v2","created_at":"2026-05-18T01:00:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.4418","created_at":"2026-05-18T01:00:17Z"},{"alias_kind":"pith_short_12","alias_value":"J3SE2NJBHJ7S","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"J3SE2NJBHJ7SWWY5","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"J3SE2NJB","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:67941932ce8fbd4385db2b31597a14708652e2f221e7e86b1c1de5c2afb3314b","target":"graph","created_at":"2026-05-18T01:00:17Z","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":"Our Universe is described jointly by Einstein's relativity principle and the quantum principle; there the existence of the smallest units of matter, such as electrons, neutrinos, quarks, and photons, is well established and the smallest units of matter are described by the Standard Model. Based on these, we have a clear picture for the propagation of ultra high energy cosmic rays (UHECR's), for energies greater than $E > 10^{13}\\, eV$ but less than $E < 10^{26}\\, eV$, in the cosmic medium of the Cosmic Microwave Background (CMB) and of the cosmic background neutrinos (CB$\\nu$'s). We find that ","authors_text":"Bo-Qiang Ma, W-Y. Pauchy Hwang","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-07-22T05:45:54Z","title":"Ultra High Energy Cosmic Rays in Our Universe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.4418","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":"sha256:6e2d36a77e3270a471ac2cf1adb4d215959e735cfb11489217687e3064230b01","target":"record","created_at":"2026-05-18T01:00:17Z","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":"e380094c114c5077447574dc05d5c13739f4d5fe13b54ca40664ac25fdc00643","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-07-22T05:45:54Z","title_canon_sha256":"fc1450f8aefdc3d39404220c99e3d99b6382440cb97735a0ba751668b073b1b4"},"schema_version":"1.0","source":{"id":"1107.4418","kind":"arxiv","version":2}},"canonical_sha256":"4ee44d35213a7f2b5b1d234eaa84dc4d8b69f730d71e457aebee5284fddb0e85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4ee44d35213a7f2b5b1d234eaa84dc4d8b69f730d71e457aebee5284fddb0e85","first_computed_at":"2026-05-18T01:00:17.395698Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:00:17.395698Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"URA7r5gqmne0hI8hNho4wb4AMqLrH0hhbtm3lQMlHp9chCjPiOmTOEAy5MZgFTVdI8J5zV62UCo1B3HpDePeCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:00:17.396355Z","signed_message":"canonical_sha256_bytes"},"source_id":"1107.4418","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6e2d36a77e3270a471ac2cf1adb4d215959e735cfb11489217687e3064230b01","sha256:67941932ce8fbd4385db2b31597a14708652e2f221e7e86b1c1de5c2afb3314b"],"state_sha256":"5e7190c1871ac720c2b813421bc1d99a598909cba3de2ed2eda5b7c2630111e8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eReeqGC9JKX1MQX1sLmH0W5O6atbFL0S78vnVi1unB8ZTYTUlQ/YyTklxZJERj7jR603IzvwjbC4o6w3K3YLCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T10:46:52.320828Z","bundle_sha256":"808f1e4b13564501a0ebe3342a6ae94a04b6872b86ed9e82a6e496f8e70cdb98"}}