{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:FLB3J5QZGTJKDLEWBMU7RNTGWY","short_pith_number":"pith:FLB3J5QZ","canonical_record":{"source":{"id":"1306.2177","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-06-10T12:14:40Z","cross_cats_sorted":["hep-ph","nucl-ex"],"title_canon_sha256":"a16c1ca4449d99392f122cad06439351dbcb816b86242b10a978c7d26eeae6fa","abstract_canon_sha256":"d53b953246f7c1c497e19fee20e1548716c9e8400e72ee428d47d1d844ea0ec3"},"schema_version":"1.0"},"canonical_sha256":"2ac3b4f61934d2a1ac960b29f8b666b636f904a16041646894188b12c402ab15","source":{"kind":"arxiv","id":"1306.2177","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.2177","created_at":"2026-05-18T03:21:11Z"},{"alias_kind":"arxiv_version","alias_value":"1306.2177v1","created_at":"2026-05-18T03:21:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.2177","created_at":"2026-05-18T03:21:11Z"},{"alias_kind":"pith_short_12","alias_value":"FLB3J5QZGTJK","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_16","alias_value":"FLB3J5QZGTJKDLEW","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_8","alias_value":"FLB3J5QZ","created_at":"2026-05-18T12:27:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:FLB3J5QZGTJKDLEWBMU7RNTGWY","target":"record","payload":{"canonical_record":{"source":{"id":"1306.2177","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-06-10T12:14:40Z","cross_cats_sorted":["hep-ph","nucl-ex"],"title_canon_sha256":"a16c1ca4449d99392f122cad06439351dbcb816b86242b10a978c7d26eeae6fa","abstract_canon_sha256":"d53b953246f7c1c497e19fee20e1548716c9e8400e72ee428d47d1d844ea0ec3"},"schema_version":"1.0"},"canonical_sha256":"2ac3b4f61934d2a1ac960b29f8b666b636f904a16041646894188b12c402ab15","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:21:11.382947Z","signature_b64":"q3OkbAdSZaBvt8X0Emz2QzdRBj0dWUizdl0lWbkwwApJWjJE8E+OOnmi0V9zDYqPfPBnQORifROs0kZvg3NkBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ac3b4f61934d2a1ac960b29f8b666b636f904a16041646894188b12c402ab15","last_reissued_at":"2026-05-18T03:21:11.382192Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:21:11.382192Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.2177","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":"2026-05-18T03:21:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BbgyzL6hjZEWsmEZNiJHHAcPQbfP8bP8hSWOTueEWlp22ut1VT3+4uPAtro6LTDRrjmyjnyyLt7p08TmWb/lAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T01:57:40.986002Z"},"content_sha256":"b19f589da1777ef23f689295a3922db31f395d48acf1df554e7a998319d12f22","schema_version":"1.0","event_id":"sha256:b19f589da1777ef23f689295a3922db31f395d48acf1df554e7a998319d12f22"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:FLB3J5QZGTJKDLEWBMU7RNTGWY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Production of strangeness -1 and -2 hypernuclei within a field theoretic model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","nucl-ex"],"primary_cat":"nucl-th","authors_text":"R. Shyam","submitted_at":"2013-06-10T12:14:40Z","abstract_excerpt":"We present an overview of a fully covariant formulation for describing the production of strangeness -1 and -2 hypernuclei using probes of different kinds. This theory is based on an effective Lagrangian picture and it focuses on production amplitudes that are described via creation, propagation and decay into relevant channel of intermediate baryonic resonance states in the initial collision of the projectile with one of the target nucleons. The bound state nucleon and hyperon wave functions are obtained by solving the Dirac equation with appropriate scalar and vector potentials. Specific exa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.2177","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":"2026-05-18T03:21:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RZDDckdvSsl8Uo7MQ2JpqUmf8pdrj5Z5MvdO/IbCPhnU4rlxSVuv7zIRpHo6TAa8E6Ls7qwzeNh/0i5NeBLFBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T01:57:40.986369Z"},"content_sha256":"7564f11180748d3896f45a8fcaf06c1a66adc73f1222c59ce34a9cabe7abffa8","schema_version":"1.0","event_id":"sha256:7564f11180748d3896f45a8fcaf06c1a66adc73f1222c59ce34a9cabe7abffa8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FLB3J5QZGTJKDLEWBMU7RNTGWY/bundle.json","state_url":"https://pith.science/pith/FLB3J5QZGTJKDLEWBMU7RNTGWY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FLB3J5QZGTJKDLEWBMU7RNTGWY/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":"2026-05-31T01:57:40Z","links":{"resolver":"https://pith.science/pith/FLB3J5QZGTJKDLEWBMU7RNTGWY","bundle":"https://pith.science/pith/FLB3J5QZGTJKDLEWBMU7RNTGWY/bundle.json","state":"https://pith.science/pith/FLB3J5QZGTJKDLEWBMU7RNTGWY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FLB3J5QZGTJKDLEWBMU7RNTGWY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:FLB3J5QZGTJKDLEWBMU7RNTGWY","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":"d53b953246f7c1c497e19fee20e1548716c9e8400e72ee428d47d1d844ea0ec3","cross_cats_sorted":["hep-ph","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-06-10T12:14:40Z","title_canon_sha256":"a16c1ca4449d99392f122cad06439351dbcb816b86242b10a978c7d26eeae6fa"},"schema_version":"1.0","source":{"id":"1306.2177","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.2177","created_at":"2026-05-18T03:21:11Z"},{"alias_kind":"arxiv_version","alias_value":"1306.2177v1","created_at":"2026-05-18T03:21:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.2177","created_at":"2026-05-18T03:21:11Z"},{"alias_kind":"pith_short_12","alias_value":"FLB3J5QZGTJK","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_16","alias_value":"FLB3J5QZGTJKDLEW","created_at":"2026-05-18T12:27:45Z"},{"alias_kind":"pith_short_8","alias_value":"FLB3J5QZ","created_at":"2026-05-18T12:27:45Z"}],"graph_snapshots":[{"event_id":"sha256:7564f11180748d3896f45a8fcaf06c1a66adc73f1222c59ce34a9cabe7abffa8","target":"graph","created_at":"2026-05-18T03:21:11Z","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":"We present an overview of a fully covariant formulation for describing the production of strangeness -1 and -2 hypernuclei using probes of different kinds. This theory is based on an effective Lagrangian picture and it focuses on production amplitudes that are described via creation, propagation and decay into relevant channel of intermediate baryonic resonance states in the initial collision of the projectile with one of the target nucleons. The bound state nucleon and hyperon wave functions are obtained by solving the Dirac equation with appropriate scalar and vector potentials. Specific exa","authors_text":"R. Shyam","cross_cats":["hep-ph","nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-06-10T12:14:40Z","title":"Production of strangeness -1 and -2 hypernuclei within a field theoretic model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.2177","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:b19f589da1777ef23f689295a3922db31f395d48acf1df554e7a998319d12f22","target":"record","created_at":"2026-05-18T03:21:11Z","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":"d53b953246f7c1c497e19fee20e1548716c9e8400e72ee428d47d1d844ea0ec3","cross_cats_sorted":["hep-ph","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-06-10T12:14:40Z","title_canon_sha256":"a16c1ca4449d99392f122cad06439351dbcb816b86242b10a978c7d26eeae6fa"},"schema_version":"1.0","source":{"id":"1306.2177","kind":"arxiv","version":1}},"canonical_sha256":"2ac3b4f61934d2a1ac960b29f8b666b636f904a16041646894188b12c402ab15","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2ac3b4f61934d2a1ac960b29f8b666b636f904a16041646894188b12c402ab15","first_computed_at":"2026-05-18T03:21:11.382192Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:21:11.382192Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"q3OkbAdSZaBvt8X0Emz2QzdRBj0dWUizdl0lWbkwwApJWjJE8E+OOnmi0V9zDYqPfPBnQORifROs0kZvg3NkBA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:21:11.382947Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.2177","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b19f589da1777ef23f689295a3922db31f395d48acf1df554e7a998319d12f22","sha256:7564f11180748d3896f45a8fcaf06c1a66adc73f1222c59ce34a9cabe7abffa8"],"state_sha256":"f1c071c3d88eef9dc733420d0b044d8a2832d9a54cd8e337e38a2e234f48f44d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aZGGPtDPtTGms0SKRGogzZF18nsnO7UMNhV2rbk5ARhJeh422JPhCsqJIvSBAfyRYV0cBiBp6CPMnWHsat7iCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T01:57:40.988575Z","bundle_sha256":"7e0c58feacea47064509bb0b47ed34bfc6d86cba788dce326d8880c34334b8e4"}}