{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:AOQXVYS2FRGA2JCMQMMWS4RCTF","short_pith_number":"pith:AOQXVYS2","canonical_record":{"source":{"id":"1610.02950","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-10-07T08:40:54Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"fc8becceaf4183a09afb2fd8c2ff130c3b4862fbf18032cb42749f7b56667041","abstract_canon_sha256":"7c38a0bd5f56d768b4f5a1045cecf8e36b8a30f66fb7fb7a0572948c65dbc75f"},"schema_version":"1.0"},"canonical_sha256":"03a17ae25a2c4c0d244c8319697222995bf068d857ce3c33794732304835f177","source":{"kind":"arxiv","id":"1610.02950","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.02950","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"arxiv_version","alias_value":"1610.02950v1","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.02950","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"pith_short_12","alias_value":"AOQXVYS2FRGA","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"AOQXVYS2FRGA2JCM","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"AOQXVYS2","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:AOQXVYS2FRGA2JCMQMMWS4RCTF","target":"record","payload":{"canonical_record":{"source":{"id":"1610.02950","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-10-07T08:40:54Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"fc8becceaf4183a09afb2fd8c2ff130c3b4862fbf18032cb42749f7b56667041","abstract_canon_sha256":"7c38a0bd5f56d768b4f5a1045cecf8e36b8a30f66fb7fb7a0572948c65dbc75f"},"schema_version":"1.0"},"canonical_sha256":"03a17ae25a2c4c0d244c8319697222995bf068d857ce3c33794732304835f177","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:25:07.988961Z","signature_b64":"snrFIn3KADOKUVErpOXrsNjoMsPnPrHnYpQMNW3wcizCNSxKvQik5ekoOZu7icffJM3SFk3NGn6tTDyJJQlbBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"03a17ae25a2c4c0d244c8319697222995bf068d857ce3c33794732304835f177","last_reissued_at":"2026-05-18T00:25:07.988357Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:25:07.988357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1610.02950","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":"2026-05-18T00:25:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YuX4BlktDIcWi+dYH3cEZz5oN21STljUynrnvqBbSAJ0hmj9iNHgOb/RgSGgzOw/L3VOcCx1/UibXVerPh+4DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T21:47:05.106107Z"},"content_sha256":"926af20ad260ed807af1bc5b11fa61962b411385e50780f8b1f2a21b9347efc0","schema_version":"1.0","event_id":"sha256:926af20ad260ed807af1bc5b11fa61962b411385e50780f8b1f2a21b9347efc0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:AOQXVYS2FRGA2JCMQMMWS4RCTF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cumulative pion production via successive collisions in nuclear medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"A. Motornenko, M. I. Gorenstein","submitted_at":"2016-10-07T08:40:54Z","abstract_excerpt":"Production of pions in proton-nucleus (p+A) reactions outside of a kinematical boundary of proton-nucleon collisions, the so-called cumulative effect, is studied. The kinematical restrictions on pions emitted in backward direction in the target rest frame are analyzed. It is shown that cumulative pion production requires a presence of massive baryonic resonances that are produced during successive collisions of projectile with nuclear nucleons. After each successive collision the mass of created resonance may increase and, simultaneously, its longitudinal velocity decreases. Simulations within"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.02950","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":"2026-05-18T00:25:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gcke17oYZSGymh49qC9OUjm2seyHh5VBw+wsvdtcbi2byMkoRYMwd7Ikb5umt+6+MTqtP+b2r+CIa5BAvVeNBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T21:47:05.106468Z"},"content_sha256":"6b29815e3915e6a1507111609b36facac4985330d9c6080738a4bfae2b024a12","schema_version":"1.0","event_id":"sha256:6b29815e3915e6a1507111609b36facac4985330d9c6080738a4bfae2b024a12"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AOQXVYS2FRGA2JCMQMMWS4RCTF/bundle.json","state_url":"https://pith.science/pith/AOQXVYS2FRGA2JCMQMMWS4RCTF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AOQXVYS2FRGA2JCMQMMWS4RCTF/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":"2026-06-10T21:47:05Z","links":{"resolver":"https://pith.science/pith/AOQXVYS2FRGA2JCMQMMWS4RCTF","bundle":"https://pith.science/pith/AOQXVYS2FRGA2JCMQMMWS4RCTF/bundle.json","state":"https://pith.science/pith/AOQXVYS2FRGA2JCMQMMWS4RCTF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AOQXVYS2FRGA2JCMQMMWS4RCTF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:AOQXVYS2FRGA2JCMQMMWS4RCTF","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":"7c38a0bd5f56d768b4f5a1045cecf8e36b8a30f66fb7fb7a0572948c65dbc75f","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-10-07T08:40:54Z","title_canon_sha256":"fc8becceaf4183a09afb2fd8c2ff130c3b4862fbf18032cb42749f7b56667041"},"schema_version":"1.0","source":{"id":"1610.02950","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.02950","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"arxiv_version","alias_value":"1610.02950v1","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.02950","created_at":"2026-05-18T00:25:07Z"},{"alias_kind":"pith_short_12","alias_value":"AOQXVYS2FRGA","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"AOQXVYS2FRGA2JCM","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"AOQXVYS2","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:6b29815e3915e6a1507111609b36facac4985330d9c6080738a4bfae2b024a12","target":"graph","created_at":"2026-05-18T00:25:07Z","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":"Production of pions in proton-nucleus (p+A) reactions outside of a kinematical boundary of proton-nucleon collisions, the so-called cumulative effect, is studied. The kinematical restrictions on pions emitted in backward direction in the target rest frame are analyzed. It is shown that cumulative pion production requires a presence of massive baryonic resonances that are produced during successive collisions of projectile with nuclear nucleons. After each successive collision the mass of created resonance may increase and, simultaneously, its longitudinal velocity decreases. Simulations within","authors_text":"A. Motornenko, M. I. Gorenstein","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-10-07T08:40:54Z","title":"Cumulative pion production via successive collisions in nuclear medium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.02950","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":"sha256:926af20ad260ed807af1bc5b11fa61962b411385e50780f8b1f2a21b9347efc0","target":"record","created_at":"2026-05-18T00:25:07Z","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":"7c38a0bd5f56d768b4f5a1045cecf8e36b8a30f66fb7fb7a0572948c65dbc75f","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-10-07T08:40:54Z","title_canon_sha256":"fc8becceaf4183a09afb2fd8c2ff130c3b4862fbf18032cb42749f7b56667041"},"schema_version":"1.0","source":{"id":"1610.02950","kind":"arxiv","version":1}},"canonical_sha256":"03a17ae25a2c4c0d244c8319697222995bf068d857ce3c33794732304835f177","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"03a17ae25a2c4c0d244c8319697222995bf068d857ce3c33794732304835f177","first_computed_at":"2026-05-18T00:25:07.988357Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:07.988357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"snrFIn3KADOKUVErpOXrsNjoMsPnPrHnYpQMNW3wcizCNSxKvQik5ekoOZu7icffJM3SFk3NGn6tTDyJJQlbBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:07.988961Z","signed_message":"canonical_sha256_bytes"},"source_id":"1610.02950","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:926af20ad260ed807af1bc5b11fa61962b411385e50780f8b1f2a21b9347efc0","sha256:6b29815e3915e6a1507111609b36facac4985330d9c6080738a4bfae2b024a12"],"state_sha256":"cd62bd80c86745b74cd9045950b8a7e7200df046a5f95c0c4abd718e659e2d7a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"malwxHgjj1njA9nIRrvaN6lDkxt0pFNWFltJYjn3CQRQ0JaSz9WdwrADdvkD/Mx4UChxM/Y1+uBDJsCpmov6BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T21:47:05.108448Z","bundle_sha256":"ab1e305a22eb637de93e81dd9cbfdd8807f45f525f82dc14073164d2da9b109d"}}