{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1995:5D5JL5EHEZ5EZDPTIJMOQJG3HA","short_pith_number":"pith:5D5JL5EH","canonical_record":{"source":{"id":"nucl-th/9505021","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"1995-05-16T22:03:10Z","cross_cats_sorted":[],"title_canon_sha256":"38ef239098369d6b26d5daa890338fea357da3f29ed30e1b53661b71da383330","abstract_canon_sha256":"8107da6e61217d80a3b944762e402817960f4e285b2247fc1e8789a3957d2413"},"schema_version":"1.0"},"canonical_sha256":"e8fa95f487267a4c8df34258e824db380772d29a56c0f36dabbf84d8b0179994","source":{"kind":"arxiv","id":"nucl-th/9505021","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9505021","created_at":"2026-07-04T15:24:01Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9505021v1","created_at":"2026-07-04T15:24:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9505021","created_at":"2026-07-04T15:24:01Z"},{"alias_kind":"pith_short_12","alias_value":"5D5JL5EHEZ5E","created_at":"2026-07-04T15:24:01Z"},{"alias_kind":"pith_short_16","alias_value":"5D5JL5EHEZ5EZDPT","created_at":"2026-07-04T15:24:01Z"},{"alias_kind":"pith_short_8","alias_value":"5D5JL5EH","created_at":"2026-07-04T15:24:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1995:5D5JL5EHEZ5EZDPTIJMOQJG3HA","target":"record","payload":{"canonical_record":{"source":{"id":"nucl-th/9505021","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"1995-05-16T22:03:10Z","cross_cats_sorted":[],"title_canon_sha256":"38ef239098369d6b26d5daa890338fea357da3f29ed30e1b53661b71da383330","abstract_canon_sha256":"8107da6e61217d80a3b944762e402817960f4e285b2247fc1e8789a3957d2413"},"schema_version":"1.0"},"canonical_sha256":"e8fa95f487267a4c8df34258e824db380772d29a56c0f36dabbf84d8b0179994","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:24:01.575252Z","signature_b64":"IF81dt6+GlELMq2MV/4xSixZmDBrFHsEN7SuZ1ZFo+q0dDabzQI6WJXA165JFAasNwmBwfHNNx5P5M/veXJADg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8fa95f487267a4c8df34258e824db380772d29a56c0f36dabbf84d8b0179994","last_reissued_at":"2026-07-04T15:24:01.574788Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:24:01.574788Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"nucl-th/9505021","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":"2026-07-04T15:24:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TRC+I1471gh+tf6T945pCowZp1o7mYQk6AvMwtbWVc+nWWX3zlUpteHRbodQe/7UrG6LW92+m+EbahjUpBieAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T08:51:49.840868Z"},"content_sha256":"b3ead9fa548e3e06f4dabe0e505d1bb01da0d13c2d398729851a3d6f1467d2cc","schema_version":"1.0","event_id":"sha256:b3ead9fa548e3e06f4dabe0e505d1bb01da0d13c2d398729851a3d6f1467d2cc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1995:5D5JL5EHEZ5EZDPTIJMOQJG3HA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nucleon-Antinucleon Annihilation in Large Nc QCD with rho and omega Mesons","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"R.D. Amado, Yang Lu","submitted_at":"1995-05-16T22:03:10Z","abstract_excerpt":"We use classical/large Nc (number of colors) QCD to study nucleon--antinucleon annihilation at rest. We include pion, rho and omega fields in the classical dynamics, starting from the nonlinear sigma model. We begin with a spherical blob of pionic matter with zero baryon number and energy of twice the nucleon mass. This evolves according to the classical dynamics to pion and vector meson fields into the radiation zone. The radiation fields are quantized using the method of coherent states modified to include isospin and four momentum conservation. Empirical information is extracted from that c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9505021","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/nucl-th/9505021/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":"2026-07-04T15:24:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S6bybWgbobTdiJhnQFjCCiELy7vQGSPXl3+CdtSusol7XlQm3z71I5tNdQ+fT221EETCsw6n6jLYb4ulzSJyBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T08:51:49.841244Z"},"content_sha256":"99fbf79836d45550548110ae1bee549f2a754b12bdf460b0b327c93972789ae4","schema_version":"1.0","event_id":"sha256:99fbf79836d45550548110ae1bee549f2a754b12bdf460b0b327c93972789ae4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5D5JL5EHEZ5EZDPTIJMOQJG3HA/bundle.json","state_url":"https://pith.science/pith/5D5JL5EHEZ5EZDPTIJMOQJG3HA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5D5JL5EHEZ5EZDPTIJMOQJG3HA/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":"2026-07-06T08:51:49Z","links":{"resolver":"https://pith.science/pith/5D5JL5EHEZ5EZDPTIJMOQJG3HA","bundle":"https://pith.science/pith/5D5JL5EHEZ5EZDPTIJMOQJG3HA/bundle.json","state":"https://pith.science/pith/5D5JL5EHEZ5EZDPTIJMOQJG3HA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5D5JL5EHEZ5EZDPTIJMOQJG3HA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:5D5JL5EHEZ5EZDPTIJMOQJG3HA","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":"8107da6e61217d80a3b944762e402817960f4e285b2247fc1e8789a3957d2413","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"1995-05-16T22:03:10Z","title_canon_sha256":"38ef239098369d6b26d5daa890338fea357da3f29ed30e1b53661b71da383330"},"schema_version":"1.0","source":{"id":"nucl-th/9505021","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9505021","created_at":"2026-07-04T15:24:01Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9505021v1","created_at":"2026-07-04T15:24:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9505021","created_at":"2026-07-04T15:24:01Z"},{"alias_kind":"pith_short_12","alias_value":"5D5JL5EHEZ5E","created_at":"2026-07-04T15:24:01Z"},{"alias_kind":"pith_short_16","alias_value":"5D5JL5EHEZ5EZDPT","created_at":"2026-07-04T15:24:01Z"},{"alias_kind":"pith_short_8","alias_value":"5D5JL5EH","created_at":"2026-07-04T15:24:01Z"}],"graph_snapshots":[{"event_id":"sha256:99fbf79836d45550548110ae1bee549f2a754b12bdf460b0b327c93972789ae4","target":"graph","created_at":"2026-07-04T15:24:01Z","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/nucl-th/9505021/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We use classical/large Nc (number of colors) QCD to study nucleon--antinucleon annihilation at rest. We include pion, rho and omega fields in the classical dynamics, starting from the nonlinear sigma model. We begin with a spherical blob of pionic matter with zero baryon number and energy of twice the nucleon mass. This evolves according to the classical dynamics to pion and vector meson fields into the radiation zone. The radiation fields are quantized using the method of coherent states modified to include isospin and four momentum conservation. Empirical information is extracted from that c","authors_text":"R.D. Amado, Yang Lu","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"1995-05-16T22:03:10Z","title":"Nucleon-Antinucleon Annihilation in Large Nc QCD with rho and omega Mesons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9505021","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:b3ead9fa548e3e06f4dabe0e505d1bb01da0d13c2d398729851a3d6f1467d2cc","target":"record","created_at":"2026-07-04T15:24:01Z","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":"8107da6e61217d80a3b944762e402817960f4e285b2247fc1e8789a3957d2413","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"1995-05-16T22:03:10Z","title_canon_sha256":"38ef239098369d6b26d5daa890338fea357da3f29ed30e1b53661b71da383330"},"schema_version":"1.0","source":{"id":"nucl-th/9505021","kind":"arxiv","version":1}},"canonical_sha256":"e8fa95f487267a4c8df34258e824db380772d29a56c0f36dabbf84d8b0179994","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8fa95f487267a4c8df34258e824db380772d29a56c0f36dabbf84d8b0179994","first_computed_at":"2026-07-04T15:24:01.574788Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:24:01.574788Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IF81dt6+GlELMq2MV/4xSixZmDBrFHsEN7SuZ1ZFo+q0dDabzQI6WJXA165JFAasNwmBwfHNNx5P5M/veXJADg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:24:01.575252Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/9505021","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b3ead9fa548e3e06f4dabe0e505d1bb01da0d13c2d398729851a3d6f1467d2cc","sha256:99fbf79836d45550548110ae1bee549f2a754b12bdf460b0b327c93972789ae4"],"state_sha256":"e3f91459bae01ca22dbaed5973c8c30d7e2414fc02104c5515c6db224bea0e3a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dYPAUOvB4L8KDipWRQkctkm0gxWppR/Bin7qw9iyv5L/FjE44vPubBX+crFV5J16VcDySMmZ6PC6IV+QpqcLAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T08:51:49.843182Z","bundle_sha256":"31a7f3ee835251a3d69ef2f6273b2576d610f069fb0d2c5841ba46f36bf9301e"}}