{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:AQNSMN4S7XMPAWPF6NVXCBXYMD","short_pith_number":"pith:AQNSMN4S","canonical_record":{"source":{"id":"1010.4140","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-10-20T09:35:33Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"5ed5bc069222fc8b38bd1eecebff250f106dfb00b30e730784a9c31c6ef6c94c","abstract_canon_sha256":"7bd2030540be131319d34d21ebef7982e506cdd59f073a403cb5367234840f5d"},"schema_version":"1.0"},"canonical_sha256":"041b263792fdd8f059e5f36b7106f860c7285e4ea226e4e3dc8af98b7b4a2683","source":{"kind":"arxiv","id":"1010.4140","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.4140","created_at":"2026-05-18T04:04:44Z"},{"alias_kind":"arxiv_version","alias_value":"1010.4140v1","created_at":"2026-05-18T04:04:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.4140","created_at":"2026-05-18T04:04:44Z"},{"alias_kind":"pith_short_12","alias_value":"AQNSMN4S7XMP","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_16","alias_value":"AQNSMN4S7XMPAWPF","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_8","alias_value":"AQNSMN4S","created_at":"2026-05-18T12:26:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:AQNSMN4S7XMPAWPF6NVXCBXYMD","target":"record","payload":{"canonical_record":{"source":{"id":"1010.4140","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-10-20T09:35:33Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"5ed5bc069222fc8b38bd1eecebff250f106dfb00b30e730784a9c31c6ef6c94c","abstract_canon_sha256":"7bd2030540be131319d34d21ebef7982e506cdd59f073a403cb5367234840f5d"},"schema_version":"1.0"},"canonical_sha256":"041b263792fdd8f059e5f36b7106f860c7285e4ea226e4e3dc8af98b7b4a2683","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:04:44.907361Z","signature_b64":"JetjwnQqzroylEl2uGNbBijwBHAG3GWodszqLjZNx+oZ4rNGdDwbQADVkKCs7Moe+phtWqd2vvRCmxwABR1NDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"041b263792fdd8f059e5f36b7106f860c7285e4ea226e4e3dc8af98b7b4a2683","last_reissued_at":"2026-05-18T04:04:44.906782Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:04:44.906782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1010.4140","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":"2026-05-18T04:04:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FBb6suCbyaSfzD6Ytjkw41L/uNExYox1rlAOyv6ttAr1NOSZxUZ67wxQn52vdCF/PoRiXNQm0aQBxAMBZXBCBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T09:02:00.835159Z"},"content_sha256":"f0819d58c96701556b41c3d1431fb47d8f20818c4eadd3998ac9c2b532f6b762","schema_version":"1.0","event_id":"sha256:f0819d58c96701556b41c3d1431fb47d8f20818c4eadd3998ac9c2b532f6b762"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:AQNSMN4S7XMPAWPF6NVXCBXYMD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Study of the $\\bm{p+^6}$Li$\\bm{\\to\\eta+^7}$Be reaction 11.3 MeV above threshold","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"A. Budzanowski, A. Chatterjee, A. Magiera, B. J. Roy, Da. Kirillov, Di. Kirillov, D. Kolev, D. Proti\\'c, G. Martinska, G. Vankova, H. Machner, I. Sitnik, J. Lieb, J. Ritman, J. Urban, K. Kilian, M. Kravcikova, M. Lesiak, N. Piskunov, P. Hawranek, P. von Rossen, R. Jahn, R. Maier, R. Siudak, R. Tsenov, S. Kliczewski, V. Jha","submitted_at":"2010-10-20T09:35:33Z","abstract_excerpt":"The cross section for the reaction $p+^6\\text{Li}\\to\\eta+^7\\text{Be}$ was measured at an excess energy of 11.28 MeV above threshold by detecting the recoiling $^7$Be nuclei. A dedicated set of focal plane detectors was built for the magnetic spectrograph Big Karl and was used for identification and four momentum measurement of the $^7$Be. A differential cross section of $\\frac{d\\sigma}{d\\Omega}=(0.69\\pm{0.20}\\text{(stat.)}\\pm 0.20\\text{(syst.)})\\text{nb/sr}$ for the ground state plus the 1/2$^-$ was measured. The result is compared to model calculations."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.4140","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":"2026-05-18T04:04:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T6YUayp1+9s5uKnrmtRCJctjCMDVPfru4hlBtzcCmieRGt7F9DRrQsvxaaFoHnWil5Ta7MmbUVFj1DXcAPhuDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T09:02:00.835536Z"},"content_sha256":"e5d0afa00a45b6580d9fa481e37fcc52c559a87697a02598af30a83f610b0d2a","schema_version":"1.0","event_id":"sha256:e5d0afa00a45b6580d9fa481e37fcc52c559a87697a02598af30a83f610b0d2a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AQNSMN4S7XMPAWPF6NVXCBXYMD/bundle.json","state_url":"https://pith.science/pith/AQNSMN4S7XMPAWPF6NVXCBXYMD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AQNSMN4S7XMPAWPF6NVXCBXYMD/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":"2026-05-20T09:02:00Z","links":{"resolver":"https://pith.science/pith/AQNSMN4S7XMPAWPF6NVXCBXYMD","bundle":"https://pith.science/pith/AQNSMN4S7XMPAWPF6NVXCBXYMD/bundle.json","state":"https://pith.science/pith/AQNSMN4S7XMPAWPF6NVXCBXYMD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AQNSMN4S7XMPAWPF6NVXCBXYMD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:AQNSMN4S7XMPAWPF6NVXCBXYMD","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":"7bd2030540be131319d34d21ebef7982e506cdd59f073a403cb5367234840f5d","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-10-20T09:35:33Z","title_canon_sha256":"5ed5bc069222fc8b38bd1eecebff250f106dfb00b30e730784a9c31c6ef6c94c"},"schema_version":"1.0","source":{"id":"1010.4140","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.4140","created_at":"2026-05-18T04:04:44Z"},{"alias_kind":"arxiv_version","alias_value":"1010.4140v1","created_at":"2026-05-18T04:04:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.4140","created_at":"2026-05-18T04:04:44Z"},{"alias_kind":"pith_short_12","alias_value":"AQNSMN4S7XMP","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_16","alias_value":"AQNSMN4S7XMPAWPF","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_8","alias_value":"AQNSMN4S","created_at":"2026-05-18T12:26:05Z"}],"graph_snapshots":[{"event_id":"sha256:e5d0afa00a45b6580d9fa481e37fcc52c559a87697a02598af30a83f610b0d2a","target":"graph","created_at":"2026-05-18T04:04:44Z","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 cross section for the reaction $p+^6\\text{Li}\\to\\eta+^7\\text{Be}$ was measured at an excess energy of 11.28 MeV above threshold by detecting the recoiling $^7$Be nuclei. A dedicated set of focal plane detectors was built for the magnetic spectrograph Big Karl and was used for identification and four momentum measurement of the $^7$Be. A differential cross section of $\\frac{d\\sigma}{d\\Omega}=(0.69\\pm{0.20}\\text{(stat.)}\\pm 0.20\\text{(syst.)})\\text{nb/sr}$ for the ground state plus the 1/2$^-$ was measured. The result is compared to model calculations.","authors_text":"A. Budzanowski, A. Chatterjee, A. Magiera, B. J. Roy, Da. Kirillov, Di. Kirillov, D. Kolev, D. Proti\\'c, G. Martinska, G. Vankova, H. Machner, I. Sitnik, J. Lieb, J. Ritman, J. Urban, K. Kilian, M. Kravcikova, M. Lesiak, N. Piskunov, P. Hawranek, P. von Rossen, R. Jahn, R. Maier, R. Siudak, R. Tsenov, S. Kliczewski, V. Jha","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-10-20T09:35:33Z","title":"Study of the $\\bm{p+^6}$Li$\\bm{\\to\\eta+^7}$Be reaction 11.3 MeV above threshold"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.4140","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:f0819d58c96701556b41c3d1431fb47d8f20818c4eadd3998ac9c2b532f6b762","target":"record","created_at":"2026-05-18T04:04:44Z","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":"7bd2030540be131319d34d21ebef7982e506cdd59f073a403cb5367234840f5d","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-10-20T09:35:33Z","title_canon_sha256":"5ed5bc069222fc8b38bd1eecebff250f106dfb00b30e730784a9c31c6ef6c94c"},"schema_version":"1.0","source":{"id":"1010.4140","kind":"arxiv","version":1}},"canonical_sha256":"041b263792fdd8f059e5f36b7106f860c7285e4ea226e4e3dc8af98b7b4a2683","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"041b263792fdd8f059e5f36b7106f860c7285e4ea226e4e3dc8af98b7b4a2683","first_computed_at":"2026-05-18T04:04:44.906782Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:04:44.906782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JetjwnQqzroylEl2uGNbBijwBHAG3GWodszqLjZNx+oZ4rNGdDwbQADVkKCs7Moe+phtWqd2vvRCmxwABR1NDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:04:44.907361Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.4140","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f0819d58c96701556b41c3d1431fb47d8f20818c4eadd3998ac9c2b532f6b762","sha256:e5d0afa00a45b6580d9fa481e37fcc52c559a87697a02598af30a83f610b0d2a"],"state_sha256":"d570cc9408070a357654a9cf05ce9b39a905085d7abace47cc1ebabab1ee2e47"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zqgnIux8vK2JIDDcL0L9IXd2jtcMpVX9oq/6HSYIDJ6aHwEvXzNQRHGRU05RKkMJKJOx5jfm7JrdDeeO3/kRAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T09:02:00.837753Z","bundle_sha256":"e8d40d8f50cab8f55d98260ee4c46e0ed3f0bcb173796024acfe82e1f35e5b4b"}}