{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:GRTJLJRSXYEU4AVA27KUJ2MHJ7","short_pith_number":"pith:GRTJLJRS","canonical_record":{"source":{"id":"hep-ph/0311341","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2003-11-26T13:55:25Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"bd5aec25f8344cd03f846177857696de90da8f89bdd32b4e1f0953aa9cf4e5ee","abstract_canon_sha256":"0927e4136f4e8862882ba5bcd2517c5bfa9f844b3145e8b3881b839c7f0a5034"},"schema_version":"1.0"},"canonical_sha256":"346695a632be094e02a0d7d544e9874fe86f5e8e6324a69ad9cd77097874bf42","source":{"kind":"arxiv","id":"hep-ph/0311341","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0311341","created_at":"2026-07-04T16:40:58Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0311341v2","created_at":"2026-07-04T16:40:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0311341","created_at":"2026-07-04T16:40:58Z"},{"alias_kind":"pith_short_12","alias_value":"GRTJLJRSXYEU","created_at":"2026-07-04T16:40:58Z"},{"alias_kind":"pith_short_16","alias_value":"GRTJLJRSXYEU4AVA","created_at":"2026-07-04T16:40:58Z"},{"alias_kind":"pith_short_8","alias_value":"GRTJLJRS","created_at":"2026-07-04T16:40:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:GRTJLJRSXYEU4AVA27KUJ2MHJ7","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0311341","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2003-11-26T13:55:25Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"bd5aec25f8344cd03f846177857696de90da8f89bdd32b4e1f0953aa9cf4e5ee","abstract_canon_sha256":"0927e4136f4e8862882ba5bcd2517c5bfa9f844b3145e8b3881b839c7f0a5034"},"schema_version":"1.0"},"canonical_sha256":"346695a632be094e02a0d7d544e9874fe86f5e8e6324a69ad9cd77097874bf42","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:40:58.909068Z","signature_b64":"EehkXto4thfNzH7E0J1hvhzTQpIRqNJCH9z9a/1c59FY/ZOvtb7FuBuEXkjRtNGLq4qWZENfderi16jeDbOECg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"346695a632be094e02a0d7d544e9874fe86f5e8e6324a69ad9cd77097874bf42","last_reissued_at":"2026-07-04T16:40:58.908725Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:40:58.908725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0311341","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:40:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nZ8xg/OEU9X54Zx58kN65/j1aivEtIq9RwdXZTQ8p6/ucFQ3pbU0+JiaVB0J2QsRwAus6ho9AvEOTslGmH9vDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T22:47:50.036890Z"},"content_sha256":"22478f9ecfbfd71f705e6fd7f92d45fe49178c8caf6ab49d07767b98c229e127","schema_version":"1.0","event_id":"sha256:22478f9ecfbfd71f705e6fd7f92d45fe49178c8caf6ab49d07767b98c229e127"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:GRTJLJRSXYEU4AVA27KUJ2MHJ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Meson production in nucleon--nucleon collisions close to the threshold","license":"","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"C. Hanhart","submitted_at":"2003-11-26T13:55:25Z","abstract_excerpt":"The last decade has witnessed great experimental progress that has led to measurements of cross sections--polarized as well as unpolarized--of of high accuracy in several $NN \\to NNx$ reaction channels. These data, naturally, pose challenges to theorists to develop methods by which they can be understood and explained in commensurate detail.\n  In this work we review the status of the theory with special emphasis on model--independent methods. We discuss in detail not only the many observables involved in the reactions, but also the physical questions that can be addressed by studying them in t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0311341","kind":"arxiv","version":2},"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/hep-ph/0311341/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":"2026-07-04T16:40:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cHQut4Drd9jqCldRSwoVbiIoUzBmQNnk44gbRCymgJI9oEqwBXNSHGK07I7u6gMz3LZDReggkG8fvi8G8JmvBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T22:47:50.037746Z"},"content_sha256":"7b67413f892c9bb27ed711db5c1eb5fdfac87ef86ef65c2c2b1ee36cc29c6dd5","schema_version":"1.0","event_id":"sha256:7b67413f892c9bb27ed711db5c1eb5fdfac87ef86ef65c2c2b1ee36cc29c6dd5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GRTJLJRSXYEU4AVA27KUJ2MHJ7/bundle.json","state_url":"https://pith.science/pith/GRTJLJRSXYEU4AVA27KUJ2MHJ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GRTJLJRSXYEU4AVA27KUJ2MHJ7/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":"2026-08-13T22:47:50Z","links":{"resolver":"https://pith.science/pith/GRTJLJRSXYEU4AVA27KUJ2MHJ7","bundle":"https://pith.science/pith/GRTJLJRSXYEU4AVA27KUJ2MHJ7/bundle.json","state":"https://pith.science/pith/GRTJLJRSXYEU4AVA27KUJ2MHJ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GRTJLJRSXYEU4AVA27KUJ2MHJ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:GRTJLJRSXYEU4AVA27KUJ2MHJ7","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":"0927e4136f4e8862882ba5bcd2517c5bfa9f844b3145e8b3881b839c7f0a5034","cross_cats_sorted":["nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"2003-11-26T13:55:25Z","title_canon_sha256":"bd5aec25f8344cd03f846177857696de90da8f89bdd32b4e1f0953aa9cf4e5ee"},"schema_version":"1.0","source":{"id":"hep-ph/0311341","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0311341","created_at":"2026-07-04T16:40:58Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0311341v2","created_at":"2026-07-04T16:40:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0311341","created_at":"2026-07-04T16:40:58Z"},{"alias_kind":"pith_short_12","alias_value":"GRTJLJRSXYEU","created_at":"2026-07-04T16:40:58Z"},{"alias_kind":"pith_short_16","alias_value":"GRTJLJRSXYEU4AVA","created_at":"2026-07-04T16:40:58Z"},{"alias_kind":"pith_short_8","alias_value":"GRTJLJRS","created_at":"2026-07-04T16:40:58Z"}],"graph_snapshots":[{"event_id":"sha256:7b67413f892c9bb27ed711db5c1eb5fdfac87ef86ef65c2c2b1ee36cc29c6dd5","target":"graph","created_at":"2026-07-04T16:40:58Z","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/hep-ph/0311341/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The last decade has witnessed great experimental progress that has led to measurements of cross sections--polarized as well as unpolarized--of of high accuracy in several $NN \\to NNx$ reaction channels. These data, naturally, pose challenges to theorists to develop methods by which they can be understood and explained in commensurate detail.\n  In this work we review the status of the theory with special emphasis on model--independent methods. We discuss in detail not only the many observables involved in the reactions, but also the physical questions that can be addressed by studying them in t","authors_text":"C. Hanhart","cross_cats":["nucl-th"],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2003-11-26T13:55:25Z","title":"Meson production in nucleon--nucleon collisions close to the threshold"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0311341","kind":"arxiv","version":2},"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":"sha256:22478f9ecfbfd71f705e6fd7f92d45fe49178c8caf6ab49d07767b98c229e127","target":"record","created_at":"2026-07-04T16:40:58Z","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":"0927e4136f4e8862882ba5bcd2517c5bfa9f844b3145e8b3881b839c7f0a5034","cross_cats_sorted":["nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"2003-11-26T13:55:25Z","title_canon_sha256":"bd5aec25f8344cd03f846177857696de90da8f89bdd32b4e1f0953aa9cf4e5ee"},"schema_version":"1.0","source":{"id":"hep-ph/0311341","kind":"arxiv","version":2}},"canonical_sha256":"346695a632be094e02a0d7d544e9874fe86f5e8e6324a69ad9cd77097874bf42","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"346695a632be094e02a0d7d544e9874fe86f5e8e6324a69ad9cd77097874bf42","first_computed_at":"2026-07-04T16:40:58.908725Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:40:58.908725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EehkXto4thfNzH7E0J1hvhzTQpIRqNJCH9z9a/1c59FY/ZOvtb7FuBuEXkjRtNGLq4qWZENfderi16jeDbOECg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:40:58.909068Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0311341","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:22478f9ecfbfd71f705e6fd7f92d45fe49178c8caf6ab49d07767b98c229e127","sha256:7b67413f892c9bb27ed711db5c1eb5fdfac87ef86ef65c2c2b1ee36cc29c6dd5"],"state_sha256":"1e86bddb9c55347dbf837d0b81e503d841d5a569803f963fe2c2822b76b895b1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JSubGHfgAo8+RBGby8+5m0KIFVNKXWkslnNEhKUFpNIZ0zgig91eklfDi+QriOlxGfmmL0tvtxfCbCFK1VEqAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T22:47:50.060423Z","bundle_sha256":"4ce4c658416b2d39fc82dd0205d1d3646dac0c75de07505a40b5f7aef2acfa9f"}}