{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:VFVK3B7GC7WUJQUTBBTVSBCON6","short_pith_number":"pith:VFVK3B7G","canonical_record":{"source":{"id":"2012.00281","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.PE","submitted_at":"2020-12-01T05:40:54Z","cross_cats_sorted":[],"title_canon_sha256":"bec67a703b96958f6f9c94a550d63311a7c43853d5e57c7211b2d2331efe6389","abstract_canon_sha256":"148f0842e66597b52e39e1b9c104a7674a78158d22779f029c992a0ebd801263"},"schema_version":"1.0"},"canonical_sha256":"a96aad87e617ed44c293086759044e6f926f329059a5da9921b7157ca4c53c38","source":{"kind":"arxiv","id":"2012.00281","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.00281","created_at":"2026-07-05T01:55:34Z"},{"alias_kind":"arxiv_version","alias_value":"2012.00281v1","created_at":"2026-07-05T01:55:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.00281","created_at":"2026-07-05T01:55:34Z"},{"alias_kind":"pith_short_12","alias_value":"VFVK3B7GC7WU","created_at":"2026-07-05T01:55:34Z"},{"alias_kind":"pith_short_16","alias_value":"VFVK3B7GC7WUJQUT","created_at":"2026-07-05T01:55:34Z"},{"alias_kind":"pith_short_8","alias_value":"VFVK3B7G","created_at":"2026-07-05T01:55:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:VFVK3B7GC7WUJQUTBBTVSBCON6","target":"record","payload":{"canonical_record":{"source":{"id":"2012.00281","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.PE","submitted_at":"2020-12-01T05:40:54Z","cross_cats_sorted":[],"title_canon_sha256":"bec67a703b96958f6f9c94a550d63311a7c43853d5e57c7211b2d2331efe6389","abstract_canon_sha256":"148f0842e66597b52e39e1b9c104a7674a78158d22779f029c992a0ebd801263"},"schema_version":"1.0"},"canonical_sha256":"a96aad87e617ed44c293086759044e6f926f329059a5da9921b7157ca4c53c38","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:55:34.428130Z","signature_b64":"P5xLSOmU81VRbLMBZWQTnrM79xW6pbeG5nQIDF+Kv9gqWZeUwaGEQsxKdmJdbISRNmBiNkf4iSv/3iWJskvjAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a96aad87e617ed44c293086759044e6f926f329059a5da9921b7157ca4c53c38","last_reissued_at":"2026-07-05T01:55:34.427649Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:55:34.427649Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2012.00281","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":"2026-07-05T01:55:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b/IlRDOFrdCsmplb9JyHUW9XViv4OXRwmre32litMAGmczbpBYxlOLyBsTUSr8JLTgOoqV1vJ/tq8+FgCRF6DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T16:55:09.876083Z"},"content_sha256":"435a037e84aac93d9beff2ca5985139559e252dc10ea064ace766a5f77f1281e","schema_version":"1.0","event_id":"sha256:435a037e84aac93d9beff2ca5985139559e252dc10ea064ace766a5f77f1281e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:VFVK3B7GC7WUJQUTBBTVSBCON6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A brief history of the origin of domesticated date palms","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"q-bio.PE","authors_text":"Jonathan M. Flowers, Muriel Gros-Balthazard","submitted_at":"2020-12-01T05:40:54Z","abstract_excerpt":"The study of the origins of crops is of interest from both a fundamental evolutionary understanding viewpoint, and from an applied agricultural technology perspective. The date palm (Phoenix dactylifera L.) is the iconic fruit crop of hot and arid regions of North Africa and the Middle East, producing sugar-rich fruits, known as dates. There are many different cultivars each with distinctive fruit traits, and there are many wild Phoenix species too, which in total form a complex of related species. The understanding of plant domestication involves multiple disciplines, including phylogeography"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.00281","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/2012.00281/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":"2026-07-05T01:55:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SBLpqM7iFBnBzNOqRsjT77hljEtDUsUOhaDSIjB4ZJGEZARkLfSznHjQpIzneWQFTtlAHmUR/s+v6aDfcMEeCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T16:55:09.877040Z"},"content_sha256":"c3ab51403eed0b7c64b75a2b2c08557c44cc6477016a0239a260081cf6709f9f","schema_version":"1.0","event_id":"sha256:c3ab51403eed0b7c64b75a2b2c08557c44cc6477016a0239a260081cf6709f9f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VFVK3B7GC7WUJQUTBBTVSBCON6/bundle.json","state_url":"https://pith.science/pith/VFVK3B7GC7WUJQUTBBTVSBCON6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VFVK3B7GC7WUJQUTBBTVSBCON6/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":"2026-08-15T16:55:09Z","links":{"resolver":"https://pith.science/pith/VFVK3B7GC7WUJQUTBBTVSBCON6","bundle":"https://pith.science/pith/VFVK3B7GC7WUJQUTBBTVSBCON6/bundle.json","state":"https://pith.science/pith/VFVK3B7GC7WUJQUTBBTVSBCON6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VFVK3B7GC7WUJQUTBBTVSBCON6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:VFVK3B7GC7WUJQUTBBTVSBCON6","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":"148f0842e66597b52e39e1b9c104a7674a78158d22779f029c992a0ebd801263","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.PE","submitted_at":"2020-12-01T05:40:54Z","title_canon_sha256":"bec67a703b96958f6f9c94a550d63311a7c43853d5e57c7211b2d2331efe6389"},"schema_version":"1.0","source":{"id":"2012.00281","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.00281","created_at":"2026-07-05T01:55:34Z"},{"alias_kind":"arxiv_version","alias_value":"2012.00281v1","created_at":"2026-07-05T01:55:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.00281","created_at":"2026-07-05T01:55:34Z"},{"alias_kind":"pith_short_12","alias_value":"VFVK3B7GC7WU","created_at":"2026-07-05T01:55:34Z"},{"alias_kind":"pith_short_16","alias_value":"VFVK3B7GC7WUJQUT","created_at":"2026-07-05T01:55:34Z"},{"alias_kind":"pith_short_8","alias_value":"VFVK3B7G","created_at":"2026-07-05T01:55:34Z"}],"graph_snapshots":[{"event_id":"sha256:c3ab51403eed0b7c64b75a2b2c08557c44cc6477016a0239a260081cf6709f9f","target":"graph","created_at":"2026-07-05T01:55:34Z","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/2012.00281/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The study of the origins of crops is of interest from both a fundamental evolutionary understanding viewpoint, and from an applied agricultural technology perspective. The date palm (Phoenix dactylifera L.) is the iconic fruit crop of hot and arid regions of North Africa and the Middle East, producing sugar-rich fruits, known as dates. There are many different cultivars each with distinctive fruit traits, and there are many wild Phoenix species too, which in total form a complex of related species. The understanding of plant domestication involves multiple disciplines, including phylogeography","authors_text":"Jonathan M. Flowers, Muriel Gros-Balthazard","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.PE","submitted_at":"2020-12-01T05:40:54Z","title":"A brief history of the origin of domesticated date palms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.00281","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":"sha256:435a037e84aac93d9beff2ca5985139559e252dc10ea064ace766a5f77f1281e","target":"record","created_at":"2026-07-05T01:55:34Z","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":"148f0842e66597b52e39e1b9c104a7674a78158d22779f029c992a0ebd801263","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.PE","submitted_at":"2020-12-01T05:40:54Z","title_canon_sha256":"bec67a703b96958f6f9c94a550d63311a7c43853d5e57c7211b2d2331efe6389"},"schema_version":"1.0","source":{"id":"2012.00281","kind":"arxiv","version":1}},"canonical_sha256":"a96aad87e617ed44c293086759044e6f926f329059a5da9921b7157ca4c53c38","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a96aad87e617ed44c293086759044e6f926f329059a5da9921b7157ca4c53c38","first_computed_at":"2026-07-05T01:55:34.427649Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:55:34.427649Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P5xLSOmU81VRbLMBZWQTnrM79xW6pbeG5nQIDF+Kv9gqWZeUwaGEQsxKdmJdbISRNmBiNkf4iSv/3iWJskvjAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:55:34.428130Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.00281","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:435a037e84aac93d9beff2ca5985139559e252dc10ea064ace766a5f77f1281e","sha256:c3ab51403eed0b7c64b75a2b2c08557c44cc6477016a0239a260081cf6709f9f"],"state_sha256":"27835ae2b5e12871b8389df57d5904b407a8e466ae1249585d1a5b6917ab114d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r8moC90F/KoSd42sriNQzjjh+A7WQ3YkCY9NxMaqYAOJovW9Wa/5sE31wGtbGNu5cRNTSpkjEEHux9XaE6S5CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T16:55:09.882951Z","bundle_sha256":"c92c4cadd955169365f3702f74cca7ea8f60b531e8e612bff792a4cfa720a410"}}