{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:4WZT6TGUTJ3USPKWMSOWZAPW4A","short_pith_number":"pith:4WZT6TGU","canonical_record":{"source":{"id":"1703.05639","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-03-16T14:30:27Z","cross_cats_sorted":[],"title_canon_sha256":"8aca12d21692ce576939dc03833363b87280818f9edf387e863231e4d6cea8f4","abstract_canon_sha256":"44e0619e9ba9cbeb80a2fdd1aa0e9674b1e77ca230657c5bae5bc07fa79b1761"},"schema_version":"1.0"},"canonical_sha256":"e5b33f4cd49a77493d56649d6c81f6e0023efdcf3198d1b60c74fe095470e0ad","source":{"kind":"arxiv","id":"1703.05639","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.05639","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"arxiv_version","alias_value":"1703.05639v1","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.05639","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"pith_short_12","alias_value":"4WZT6TGUTJ3U","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"4WZT6TGUTJ3USPKW","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"4WZT6TGU","created_at":"2026-05-18T12:31:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:4WZT6TGUTJ3USPKWMSOWZAPW4A","target":"record","payload":{"canonical_record":{"source":{"id":"1703.05639","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-03-16T14:30:27Z","cross_cats_sorted":[],"title_canon_sha256":"8aca12d21692ce576939dc03833363b87280818f9edf387e863231e4d6cea8f4","abstract_canon_sha256":"44e0619e9ba9cbeb80a2fdd1aa0e9674b1e77ca230657c5bae5bc07fa79b1761"},"schema_version":"1.0"},"canonical_sha256":"e5b33f4cd49a77493d56649d6c81f6e0023efdcf3198d1b60c74fe095470e0ad","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:33.733293Z","signature_b64":"pXAeJZsXMW+dgImLg0Mi/qQfQkdx7/qT0BR+JlYFvPHvdzWLncXqpsNoBAzKs2PkyzSRKbctKaGe+B1yJ2wRCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e5b33f4cd49a77493d56649d6c81f6e0023efdcf3198d1b60c74fe095470e0ad","last_reissued_at":"2026-05-18T00:48:33.732709Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:33.732709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.05639","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":"2026-05-18T00:48:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bDwGhiymOaJwFRtWwGGhz/QAHsR2KdLwW7UmvQoByFhN0/mpYsntbQGf+eVRPqX6FLbBunQ7g60STpSi3MKeBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T04:57:07.840207Z"},"content_sha256":"4046673987f2eac5666c2f868509163e2364873c6c46a9d501c3a889f1f094f7","schema_version":"1.0","event_id":"sha256:4046673987f2eac5666c2f868509163e2364873c6c46a9d501c3a889f1f094f7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:4WZT6TGUTJ3USPKWMSOWZAPW4A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Charm production nearby threshold in pA-interactions at 70 GeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. Afonin, A. Kiryakov, A. Leflat, A. Pleskach, A. Vorobiev, A. Voronin, A. Yukaev, D. Karmanov, E. Ardashev, E. Kokoulina, E. Zverev, G. Bogdanova, I. Rufanov, M. Bogolyubsky, O. Gavrishchuk, S. Golovnia, S. Gorokhov, V. Balandin, V. Golovkin, V. Kramarenko, V. Popov, V. Riadovikov, V. Ronjin, V. Volkov, V. Zapolsk, Yu. Petukhov, Yu. Tsyupa","submitted_at":"2017-03-16T14:30:27Z","abstract_excerpt":"The results of the SERP-E-184 experiment at the U-70 accelerator (IHEP, Protvino) are presented. Interactions of the 70 GeV proton beam with C, Si and Pb targets were studied to detect decays of charmed $D^0$, $\\overline D^0$, $D^+$, $D^-$ mesons and $\\Lambda _c^+$ baryon near their production threshold. Measurements of lifetimes and masses are shown a good agreement with PDG data. The inclusive cross sections of charm production and their A-dependencies were obtained. The yields of these particles are compared with the theoretical predictions and the data of other experiments. The measured cr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.05639","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":"2026-05-18T00:48:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cMVfKOAXnncmk5QNqJP5DlF1ZFhdHTPi6qzmWsxyQjVnYo/1VdVyoQ25SEPBCvJ/9Mtx2Xwr2e/RxNxCsL8TBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T04:57:07.840612Z"},"content_sha256":"be694175006f64711cb9b49f887b0157656f30f2227374f3ceddd0d903f2eb12","schema_version":"1.0","event_id":"sha256:be694175006f64711cb9b49f887b0157656f30f2227374f3ceddd0d903f2eb12"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4WZT6TGUTJ3USPKWMSOWZAPW4A/bundle.json","state_url":"https://pith.science/pith/4WZT6TGUTJ3USPKWMSOWZAPW4A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4WZT6TGUTJ3USPKWMSOWZAPW4A/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":"2026-05-27T04:57:07Z","links":{"resolver":"https://pith.science/pith/4WZT6TGUTJ3USPKWMSOWZAPW4A","bundle":"https://pith.science/pith/4WZT6TGUTJ3USPKWMSOWZAPW4A/bundle.json","state":"https://pith.science/pith/4WZT6TGUTJ3USPKWMSOWZAPW4A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4WZT6TGUTJ3USPKWMSOWZAPW4A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:4WZT6TGUTJ3USPKWMSOWZAPW4A","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":"44e0619e9ba9cbeb80a2fdd1aa0e9674b1e77ca230657c5bae5bc07fa79b1761","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-03-16T14:30:27Z","title_canon_sha256":"8aca12d21692ce576939dc03833363b87280818f9edf387e863231e4d6cea8f4"},"schema_version":"1.0","source":{"id":"1703.05639","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.05639","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"arxiv_version","alias_value":"1703.05639v1","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.05639","created_at":"2026-05-18T00:48:33Z"},{"alias_kind":"pith_short_12","alias_value":"4WZT6TGUTJ3U","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"4WZT6TGUTJ3USPKW","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"4WZT6TGU","created_at":"2026-05-18T12:31:00Z"}],"graph_snapshots":[{"event_id":"sha256:be694175006f64711cb9b49f887b0157656f30f2227374f3ceddd0d903f2eb12","target":"graph","created_at":"2026-05-18T00:48:33Z","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":"The results of the SERP-E-184 experiment at the U-70 accelerator (IHEP, Protvino) are presented. Interactions of the 70 GeV proton beam with C, Si and Pb targets were studied to detect decays of charmed $D^0$, $\\overline D^0$, $D^+$, $D^-$ mesons and $\\Lambda _c^+$ baryon near their production threshold. Measurements of lifetimes and masses are shown a good agreement with PDG data. The inclusive cross sections of charm production and their A-dependencies were obtained. The yields of these particles are compared with the theoretical predictions and the data of other experiments. The measured cr","authors_text":"A. Afonin, A. Kiryakov, A. Leflat, A. Pleskach, A. Vorobiev, A. Voronin, A. Yukaev, D. Karmanov, E. Ardashev, E. Kokoulina, E. Zverev, G. Bogdanova, I. Rufanov, M. Bogolyubsky, O. Gavrishchuk, S. Golovnia, S. Gorokhov, V. Balandin, V. Golovkin, V. Kramarenko, V. Popov, V. Riadovikov, V. Ronjin, V. Volkov, V. Zapolsk, Yu. Petukhov, Yu. Tsyupa","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-03-16T14:30:27Z","title":"Charm production nearby threshold in pA-interactions at 70 GeV"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.05639","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":"sha256:4046673987f2eac5666c2f868509163e2364873c6c46a9d501c3a889f1f094f7","target":"record","created_at":"2026-05-18T00:48:33Z","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":"44e0619e9ba9cbeb80a2fdd1aa0e9674b1e77ca230657c5bae5bc07fa79b1761","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2017-03-16T14:30:27Z","title_canon_sha256":"8aca12d21692ce576939dc03833363b87280818f9edf387e863231e4d6cea8f4"},"schema_version":"1.0","source":{"id":"1703.05639","kind":"arxiv","version":1}},"canonical_sha256":"e5b33f4cd49a77493d56649d6c81f6e0023efdcf3198d1b60c74fe095470e0ad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e5b33f4cd49a77493d56649d6c81f6e0023efdcf3198d1b60c74fe095470e0ad","first_computed_at":"2026-05-18T00:48:33.732709Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:48:33.732709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pXAeJZsXMW+dgImLg0Mi/qQfQkdx7/qT0BR+JlYFvPHvdzWLncXqpsNoBAzKs2PkyzSRKbctKaGe+B1yJ2wRCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:48:33.733293Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.05639","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4046673987f2eac5666c2f868509163e2364873c6c46a9d501c3a889f1f094f7","sha256:be694175006f64711cb9b49f887b0157656f30f2227374f3ceddd0d903f2eb12"],"state_sha256":"c52f6ba1540f5f7a22adfde077a9e0e12ae994b5b23d6ddc708098fd1cb2e299"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kDG//c2YADprUCt41Q+Z7RO8cXTKNN7a4qdqppZOgI7y45nkJrIoDZ7+0N2PwIodjVjL6q1NNSF9WzGas5+GAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T04:57:07.844205Z","bundle_sha256":"798eda41f0f6820afa15a53afd937123ce024af978d326aa90c8087c572c56f2"}}