{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:5ATJFIFQ2JUO6R3CZ2AMYWBVDA","short_pith_number":"pith:5ATJFIFQ","canonical_record":{"source":{"id":"2304.04623","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-04-10T14:40:17Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"2f641e2cdfa1166e62c44664f38c82cc91aaecb763f179c4f8051ab08dcd3591","abstract_canon_sha256":"44102c06a42468831bf2f634b097a53d356c6e8a13029a8a33ceeea2ceefb46b"},"schema_version":"1.0"},"canonical_sha256":"e82692a0b0d268ef4762ce80cc583518182d8cad8e300a9e97faadc0c49011a3","source":{"kind":"arxiv","id":"2304.04623","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.04623","created_at":"2026-07-05T06:35:50Z"},{"alias_kind":"arxiv_version","alias_value":"2304.04623v4","created_at":"2026-07-05T06:35:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.04623","created_at":"2026-07-05T06:35:50Z"},{"alias_kind":"pith_short_12","alias_value":"5ATJFIFQ2JUO","created_at":"2026-07-05T06:35:50Z"},{"alias_kind":"pith_short_16","alias_value":"5ATJFIFQ2JUO6R3C","created_at":"2026-07-05T06:35:50Z"},{"alias_kind":"pith_short_8","alias_value":"5ATJFIFQ","created_at":"2026-07-05T06:35:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:5ATJFIFQ2JUO6R3CZ2AMYWBVDA","target":"record","payload":{"canonical_record":{"source":{"id":"2304.04623","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-04-10T14:40:17Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"2f641e2cdfa1166e62c44664f38c82cc91aaecb763f179c4f8051ab08dcd3591","abstract_canon_sha256":"44102c06a42468831bf2f634b097a53d356c6e8a13029a8a33ceeea2ceefb46b"},"schema_version":"1.0"},"canonical_sha256":"e82692a0b0d268ef4762ce80cc583518182d8cad8e300a9e97faadc0c49011a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:35:50.253944Z","signature_b64":"8l90IEguVc19dm3aEIDWObjmND2VEDFQHHRUzjdFeMlyetZCB1gPUlptql4TvVEhLEOsWR1LfjsUrDiKJrhmAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e82692a0b0d268ef4762ce80cc583518182d8cad8e300a9e97faadc0c49011a3","last_reissued_at":"2026-07-05T06:35:50.253448Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:35:50.253448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2304.04623","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:35:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GYNcxH5wEgrHPYympvCGk+E7Ksxp5J5jZDFMxV0kmeXaLn7yfuHtPOh1p4x9qFuoo86qxdgxZFii8uPOmkmyDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-15T11:51:36.971952Z"},"content_sha256":"05ce862a4e9dd1b22196e6a594b8f4cf2f322a2d67b43eb56cb7a62fbd5b36f3","schema_version":"1.0","event_id":"sha256:05ce862a4e9dd1b22196e6a594b8f4cf2f322a2d67b43eb56cb7a62fbd5b36f3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:5ATJFIFQ2JUO6R3CZ2AMYWBVDA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Antistars as possible sources of antihelium cosmic rays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.HE","authors_text":"Aleksander Dolgov (Novosibirsk U.), Alexander Bondar (Budker INP), Andrey Bykov (Ioffe PTI), Konstantin Postnov (SAI Moscow U.), Serguey Blinnikov (Kurchatov Institute)","submitted_at":"2023-04-10T14:40:17Z","abstract_excerpt":"A minor population of antistars in galaxies has been predicted by some of non-standard models of baryogenesis and nucleosynthesis in the early Universe, and their presence is not yet excluded by the currently available observations. Detection of an unusually high abundance of antinuclei in cosmic rays can probe the baryogenesis scenarios in the early Universe. Recent report of the \\textit{AMS-02} collaboration on the tentative detection of a few antihelium nuclei in GeV cosmic rays provided a great hope on the progress in this issue. We discuss possible sources of antinuclei in cosmic rays fro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.04623","kind":"arxiv","version":4},"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/2304.04623/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":"2026-07-05T06:35:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ufR5dSjsx+dfI3OkQKlfbxsOH+a1XFbu55IIwCggymMgFOTQ3Vf5QekZNe52P3f1wBCdZb71fbntXXC+rjT6CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-15T11:51:36.972329Z"},"content_sha256":"37d5ae626e84e0b61ef5658a3fc0eeac10f284400b60d750d2aaa66749b57e79","schema_version":"1.0","event_id":"sha256:37d5ae626e84e0b61ef5658a3fc0eeac10f284400b60d750d2aaa66749b57e79"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5ATJFIFQ2JUO6R3CZ2AMYWBVDA/bundle.json","state_url":"https://pith.science/pith/5ATJFIFQ2JUO6R3CZ2AMYWBVDA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5ATJFIFQ2JUO6R3CZ2AMYWBVDA/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":"2026-07-15T11:51:36Z","links":{"resolver":"https://pith.science/pith/5ATJFIFQ2JUO6R3CZ2AMYWBVDA","bundle":"https://pith.science/pith/5ATJFIFQ2JUO6R3CZ2AMYWBVDA/bundle.json","state":"https://pith.science/pith/5ATJFIFQ2JUO6R3CZ2AMYWBVDA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5ATJFIFQ2JUO6R3CZ2AMYWBVDA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:5ATJFIFQ2JUO6R3CZ2AMYWBVDA","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":"44102c06a42468831bf2f634b097a53d356c6e8a13029a8a33ceeea2ceefb46b","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-04-10T14:40:17Z","title_canon_sha256":"2f641e2cdfa1166e62c44664f38c82cc91aaecb763f179c4f8051ab08dcd3591"},"schema_version":"1.0","source":{"id":"2304.04623","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.04623","created_at":"2026-07-05T06:35:50Z"},{"alias_kind":"arxiv_version","alias_value":"2304.04623v4","created_at":"2026-07-05T06:35:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.04623","created_at":"2026-07-05T06:35:50Z"},{"alias_kind":"pith_short_12","alias_value":"5ATJFIFQ2JUO","created_at":"2026-07-05T06:35:50Z"},{"alias_kind":"pith_short_16","alias_value":"5ATJFIFQ2JUO6R3C","created_at":"2026-07-05T06:35:50Z"},{"alias_kind":"pith_short_8","alias_value":"5ATJFIFQ","created_at":"2026-07-05T06:35:50Z"}],"graph_snapshots":[{"event_id":"sha256:37d5ae626e84e0b61ef5658a3fc0eeac10f284400b60d750d2aaa66749b57e79","target":"graph","created_at":"2026-07-05T06:35:50Z","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/2304.04623/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A minor population of antistars in galaxies has been predicted by some of non-standard models of baryogenesis and nucleosynthesis in the early Universe, and their presence is not yet excluded by the currently available observations. Detection of an unusually high abundance of antinuclei in cosmic rays can probe the baryogenesis scenarios in the early Universe. Recent report of the \\textit{AMS-02} collaboration on the tentative detection of a few antihelium nuclei in GeV cosmic rays provided a great hope on the progress in this issue. We discuss possible sources of antinuclei in cosmic rays fro","authors_text":"Aleksander Dolgov (Novosibirsk U.), Alexander Bondar (Budker INP), Andrey Bykov (Ioffe PTI), Konstantin Postnov (SAI Moscow U.), Serguey Blinnikov (Kurchatov Institute)","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-04-10T14:40:17Z","title":"Antistars as possible sources of antihelium cosmic rays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.04623","kind":"arxiv","version":4},"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":"sha256:05ce862a4e9dd1b22196e6a594b8f4cf2f322a2d67b43eb56cb7a62fbd5b36f3","target":"record","created_at":"2026-07-05T06:35:50Z","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":"44102c06a42468831bf2f634b097a53d356c6e8a13029a8a33ceeea2ceefb46b","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2023-04-10T14:40:17Z","title_canon_sha256":"2f641e2cdfa1166e62c44664f38c82cc91aaecb763f179c4f8051ab08dcd3591"},"schema_version":"1.0","source":{"id":"2304.04623","kind":"arxiv","version":4}},"canonical_sha256":"e82692a0b0d268ef4762ce80cc583518182d8cad8e300a9e97faadc0c49011a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e82692a0b0d268ef4762ce80cc583518182d8cad8e300a9e97faadc0c49011a3","first_computed_at":"2026-07-05T06:35:50.253448Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:35:50.253448Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8l90IEguVc19dm3aEIDWObjmND2VEDFQHHRUzjdFeMlyetZCB1gPUlptql4TvVEhLEOsWR1LfjsUrDiKJrhmAg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:35:50.253944Z","signed_message":"canonical_sha256_bytes"},"source_id":"2304.04623","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:05ce862a4e9dd1b22196e6a594b8f4cf2f322a2d67b43eb56cb7a62fbd5b36f3","sha256:37d5ae626e84e0b61ef5658a3fc0eeac10f284400b60d750d2aaa66749b57e79"],"state_sha256":"18cf8e09e704d81cd1b4fd1e51f3676662f56aedde1af049791c620effa93e94"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"amosWrujICshVu3zaRXVlNzgsNNPNoQI4tXb5BwYf9O/2Vg5NYJb+UCaBdz2Dh0R08XW73zdnhS8sn/HWtXZBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-15T11:51:36.974701Z","bundle_sha256":"06246c96747c289383a92a3ba7e3a5f92e9170741851c87c0c408f2f20b406bf"}}