{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:HVKSQYYJCHHAH3YAEB64H3ABFS","short_pith_number":"pith:HVKSQYYJ","canonical_record":{"source":{"id":"1508.06393","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-08-26T07:48:49Z","cross_cats_sorted":[],"title_canon_sha256":"fddd9040184fdb234b7f5be9403e6dfb384d32c832ece0ddbd3f2d72536124b2","abstract_canon_sha256":"8ca6917842531c2984e83a2023c212daaf2292e65b97736731531ee1d6b99879"},"schema_version":"1.0"},"canonical_sha256":"3d5528630911ce03ef00207dc3ec012cb16afc6997b321b54c22260b39b2570a","source":{"kind":"arxiv","id":"1508.06393","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.06393","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"arxiv_version","alias_value":"1508.06393v1","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.06393","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"pith_short_12","alias_value":"HVKSQYYJCHHA","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HVKSQYYJCHHAH3YA","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HVKSQYYJ","created_at":"2026-05-18T12:29:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:HVKSQYYJCHHAH3YAEB64H3ABFS","target":"record","payload":{"canonical_record":{"source":{"id":"1508.06393","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-08-26T07:48:49Z","cross_cats_sorted":[],"title_canon_sha256":"fddd9040184fdb234b7f5be9403e6dfb384d32c832ece0ddbd3f2d72536124b2","abstract_canon_sha256":"8ca6917842531c2984e83a2023c212daaf2292e65b97736731531ee1d6b99879"},"schema_version":"1.0"},"canonical_sha256":"3d5528630911ce03ef00207dc3ec012cb16afc6997b321b54c22260b39b2570a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:34:43.127009Z","signature_b64":"q557R3/OzDkoFWgllJZSx2nnRKivvV6hnRkSG4mKK9FlLJQ3uucUKRtpqIgtZXyWGqhGV/hwdD+U64mxUJSXBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3d5528630911ce03ef00207dc3ec012cb16afc6997b321b54c22260b39b2570a","last_reissued_at":"2026-05-18T01:34:43.126232Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:34:43.126232Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.06393","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":"2026-05-18T01:34:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HCxSpyvgG1AElTedvU1c74HPoL2SmsjajnsGHi5kNScmcWQX9WQ6nLpA7BehQURmXNnBtBd80xTSkv0vNn0HDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T15:44:00.873058Z"},"content_sha256":"b90b26d4fb851d7a6e4da90eb512f516bf2257c02301aecc0a7aa8276d805c90","schema_version":"1.0","event_id":"sha256:b90b26d4fb851d7a6e4da90eb512f516bf2257c02301aecc0a7aa8276d805c90"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:HVKSQYYJCHHAH3YAEB64H3ABFS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Calculation of Spin Observables for Proton-Proton Elastic Scattering in the Bethe-Salpeter Equation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Susumu Kinpara","submitted_at":"2015-08-26T07:48:49Z","abstract_excerpt":"Bethe-Salpeter equation is applied to $p$-$p$ elastic scattering. The observables of spin are calculated in the framework of the M matrix using the two-body interaction potential. The parameter of the pseudovector coupling constant is adjusted so as to reproduce the spin singlet part. It is shown that the spin rotation $R(\\theta)$ and $A(\\theta)$ are improved by the resonance effect for ${}^{\\rm 1}S_{\\rm 0}$."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.06393","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":"2026-05-18T01:34:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L/FNGicUExw1f0wywxF+1Q3oRalq0zwFBbfCZSzNru60+DJ/7iUCcsSpM7Nb2yGGqo4SKl7gR0dReD7tqo2iBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T15:44:00.873751Z"},"content_sha256":"96bd8347303c6552e3d72f655b8c02037a04ebe8660333cfe0eedb9f7a537cc1","schema_version":"1.0","event_id":"sha256:96bd8347303c6552e3d72f655b8c02037a04ebe8660333cfe0eedb9f7a537cc1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HVKSQYYJCHHAH3YAEB64H3ABFS/bundle.json","state_url":"https://pith.science/pith/HVKSQYYJCHHAH3YAEB64H3ABFS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HVKSQYYJCHHAH3YAEB64H3ABFS/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":"2026-05-26T15:44:00Z","links":{"resolver":"https://pith.science/pith/HVKSQYYJCHHAH3YAEB64H3ABFS","bundle":"https://pith.science/pith/HVKSQYYJCHHAH3YAEB64H3ABFS/bundle.json","state":"https://pith.science/pith/HVKSQYYJCHHAH3YAEB64H3ABFS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HVKSQYYJCHHAH3YAEB64H3ABFS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:HVKSQYYJCHHAH3YAEB64H3ABFS","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":"8ca6917842531c2984e83a2023c212daaf2292e65b97736731531ee1d6b99879","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-08-26T07:48:49Z","title_canon_sha256":"fddd9040184fdb234b7f5be9403e6dfb384d32c832ece0ddbd3f2d72536124b2"},"schema_version":"1.0","source":{"id":"1508.06393","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.06393","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"arxiv_version","alias_value":"1508.06393v1","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.06393","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"pith_short_12","alias_value":"HVKSQYYJCHHA","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HVKSQYYJCHHAH3YA","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HVKSQYYJ","created_at":"2026-05-18T12:29:25Z"}],"graph_snapshots":[{"event_id":"sha256:96bd8347303c6552e3d72f655b8c02037a04ebe8660333cfe0eedb9f7a537cc1","target":"graph","created_at":"2026-05-18T01:34:43Z","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":"Bethe-Salpeter equation is applied to $p$-$p$ elastic scattering. The observables of spin are calculated in the framework of the M matrix using the two-body interaction potential. The parameter of the pseudovector coupling constant is adjusted so as to reproduce the spin singlet part. It is shown that the spin rotation $R(\\theta)$ and $A(\\theta)$ are improved by the resonance effect for ${}^{\\rm 1}S_{\\rm 0}$.","authors_text":"Susumu Kinpara","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-08-26T07:48:49Z","title":"Calculation of Spin Observables for Proton-Proton Elastic Scattering in the Bethe-Salpeter Equation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.06393","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:b90b26d4fb851d7a6e4da90eb512f516bf2257c02301aecc0a7aa8276d805c90","target":"record","created_at":"2026-05-18T01:34:43Z","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":"8ca6917842531c2984e83a2023c212daaf2292e65b97736731531ee1d6b99879","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-08-26T07:48:49Z","title_canon_sha256":"fddd9040184fdb234b7f5be9403e6dfb384d32c832ece0ddbd3f2d72536124b2"},"schema_version":"1.0","source":{"id":"1508.06393","kind":"arxiv","version":1}},"canonical_sha256":"3d5528630911ce03ef00207dc3ec012cb16afc6997b321b54c22260b39b2570a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3d5528630911ce03ef00207dc3ec012cb16afc6997b321b54c22260b39b2570a","first_computed_at":"2026-05-18T01:34:43.126232Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:34:43.126232Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"q557R3/OzDkoFWgllJZSx2nnRKivvV6hnRkSG4mKK9FlLJQ3uucUKRtpqIgtZXyWGqhGV/hwdD+U64mxUJSXBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:34:43.127009Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.06393","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b90b26d4fb851d7a6e4da90eb512f516bf2257c02301aecc0a7aa8276d805c90","sha256:96bd8347303c6552e3d72f655b8c02037a04ebe8660333cfe0eedb9f7a537cc1"],"state_sha256":"764a1d4a865f7af57b8e00a4d6ff986bafd7274acbe929634f42bc6f510b5810"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dqQs6K77z7dklp/LxO0WOSbhx2VuL/GM5fPKaFQkt2lICjcbSgAj4lE7eFukuxw5bZ1+HabaHd6sN9AqeMMwCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T15:44:00.877548Z","bundle_sha256":"39725a99c432296b19d34e1a176b67d89a27f3fcf8e432e5ebd89db9a37ab552"}}