{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:7BGXHLZ2NGWABU7BKHGQEZYQQY","short_pith_number":"pith:7BGXHLZ2","canonical_record":{"source":{"id":"1911.00526","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.BM","submitted_at":"2019-11-01T18:01:52Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"b1df43d405b54dbfd9fd932e24b9b0018ffe6b70e10d135c48d307304d67a1b0","abstract_canon_sha256":"dca8f94665b34c1708ec800e5a035226560b0035de2b6f60d5cc648367139853"},"schema_version":"1.0"},"canonical_sha256":"f84d73af3a69ac00d3e151cd0267108610de6a24fbd1c24b4bd10322b1a03aca","source":{"kind":"arxiv","id":"1911.00526","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.00526","created_at":"2026-07-05T00:16:39Z"},{"alias_kind":"arxiv_version","alias_value":"1911.00526v1","created_at":"2026-07-05T00:16:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.00526","created_at":"2026-07-05T00:16:39Z"},{"alias_kind":"pith_short_12","alias_value":"7BGXHLZ2NGWA","created_at":"2026-07-05T00:16:39Z"},{"alias_kind":"pith_short_16","alias_value":"7BGXHLZ2NGWABU7B","created_at":"2026-07-05T00:16:39Z"},{"alias_kind":"pith_short_8","alias_value":"7BGXHLZ2","created_at":"2026-07-05T00:16:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:7BGXHLZ2NGWABU7BKHGQEZYQQY","target":"record","payload":{"canonical_record":{"source":{"id":"1911.00526","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.BM","submitted_at":"2019-11-01T18:01:52Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"b1df43d405b54dbfd9fd932e24b9b0018ffe6b70e10d135c48d307304d67a1b0","abstract_canon_sha256":"dca8f94665b34c1708ec800e5a035226560b0035de2b6f60d5cc648367139853"},"schema_version":"1.0"},"canonical_sha256":"f84d73af3a69ac00d3e151cd0267108610de6a24fbd1c24b4bd10322b1a03aca","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:16:39.991173Z","signature_b64":"OLvgZwKH3g4PtYv92ZMZ/MUbqhlaEBaC2xWC214ai/WrUoHwtfP3jw9F3UY3EywjkqeaXagAUDdBUmoDXI7wCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f84d73af3a69ac00d3e151cd0267108610de6a24fbd1c24b4bd10322b1a03aca","last_reissued_at":"2026-07-05T00:16:39.990838Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:16:39.990838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1911.00526","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":"2026-07-05T00:16:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"taOXiQ+pyeYH0vcUyNr6bJRB7zmc6emriHY69lxzx02KdFp9nrdfmlP8gbjrL0iT6QWpoQoXlsUNX7r3Y0MaDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T09:59:15.247746Z"},"content_sha256":"4b037df33dc8a6a8c5ff3c7c8325dc6eda97c12086d905c2c756f54c2936dd80","schema_version":"1.0","event_id":"sha256:4b037df33dc8a6a8c5ff3c7c8325dc6eda97c12086d905c2c756f54c2936dd80"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:7BGXHLZ2NGWABU7BKHGQEZYQQY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Automated Assignment of Backbone Resonances Using Residual Dipolar Couplings Acquired from a Protein with Known Structure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"q-bio.BM","authors_text":"H. Valafar, P. Shealy, R. Mukhopadhyay, S. Smith","submitted_at":"2019-11-01T18:01:52Z","abstract_excerpt":"Resonance assignment is a critical first step in the investigation of protein structures using NMR spectroscopy. The development of assignment methods that require less experimental data is possible with prior knowledge of the macromolecular structure. Automated methods of performing the task of resonance assignment can significantly reduce the financial cost and time requirement for protein structure determination. Such methods can also be beneficial in validating a protein's solution state structure. Here we present a new approach to the assignment problem. Our approach uses only RDC data to"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.00526","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/1911.00526/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":"2026-07-05T00:16:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A36O1do64Hb4kzthPcnJe6YRzWhvv4NzCK48SQWyyiyk4YZNMlCTXgFaNmlMo76SmWlq0G1MBImUMKSYZ353Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T09:59:15.248224Z"},"content_sha256":"ec095a820ceae79f11fb2688a3a03faabefac9b29e0fbb4620752e28e8d23c10","schema_version":"1.0","event_id":"sha256:ec095a820ceae79f11fb2688a3a03faabefac9b29e0fbb4620752e28e8d23c10"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7BGXHLZ2NGWABU7BKHGQEZYQQY/bundle.json","state_url":"https://pith.science/pith/7BGXHLZ2NGWABU7BKHGQEZYQQY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7BGXHLZ2NGWABU7BKHGQEZYQQY/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":"2026-08-22T09:59:15Z","links":{"resolver":"https://pith.science/pith/7BGXHLZ2NGWABU7BKHGQEZYQQY","bundle":"https://pith.science/pith/7BGXHLZ2NGWABU7BKHGQEZYQQY/bundle.json","state":"https://pith.science/pith/7BGXHLZ2NGWABU7BKHGQEZYQQY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7BGXHLZ2NGWABU7BKHGQEZYQQY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:7BGXHLZ2NGWABU7BKHGQEZYQQY","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":"dca8f94665b34c1708ec800e5a035226560b0035de2b6f60d5cc648367139853","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.BM","submitted_at":"2019-11-01T18:01:52Z","title_canon_sha256":"b1df43d405b54dbfd9fd932e24b9b0018ffe6b70e10d135c48d307304d67a1b0"},"schema_version":"1.0","source":{"id":"1911.00526","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.00526","created_at":"2026-07-05T00:16:39Z"},{"alias_kind":"arxiv_version","alias_value":"1911.00526v1","created_at":"2026-07-05T00:16:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.00526","created_at":"2026-07-05T00:16:39Z"},{"alias_kind":"pith_short_12","alias_value":"7BGXHLZ2NGWA","created_at":"2026-07-05T00:16:39Z"},{"alias_kind":"pith_short_16","alias_value":"7BGXHLZ2NGWABU7B","created_at":"2026-07-05T00:16:39Z"},{"alias_kind":"pith_short_8","alias_value":"7BGXHLZ2","created_at":"2026-07-05T00:16:39Z"}],"graph_snapshots":[{"event_id":"sha256:ec095a820ceae79f11fb2688a3a03faabefac9b29e0fbb4620752e28e8d23c10","target":"graph","created_at":"2026-07-05T00:16:39Z","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/1911.00526/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Resonance assignment is a critical first step in the investigation of protein structures using NMR spectroscopy. The development of assignment methods that require less experimental data is possible with prior knowledge of the macromolecular structure. Automated methods of performing the task of resonance assignment can significantly reduce the financial cost and time requirement for protein structure determination. Such methods can also be beneficial in validating a protein's solution state structure. Here we present a new approach to the assignment problem. Our approach uses only RDC data to","authors_text":"H. Valafar, P. Shealy, R. Mukhopadhyay, S. Smith","cross_cats":["cs.CV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.BM","submitted_at":"2019-11-01T18:01:52Z","title":"Automated Assignment of Backbone Resonances Using Residual Dipolar Couplings Acquired from a Protein with Known Structure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.00526","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":"sha256:4b037df33dc8a6a8c5ff3c7c8325dc6eda97c12086d905c2c756f54c2936dd80","target":"record","created_at":"2026-07-05T00:16:39Z","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":"dca8f94665b34c1708ec800e5a035226560b0035de2b6f60d5cc648367139853","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.BM","submitted_at":"2019-11-01T18:01:52Z","title_canon_sha256":"b1df43d405b54dbfd9fd932e24b9b0018ffe6b70e10d135c48d307304d67a1b0"},"schema_version":"1.0","source":{"id":"1911.00526","kind":"arxiv","version":1}},"canonical_sha256":"f84d73af3a69ac00d3e151cd0267108610de6a24fbd1c24b4bd10322b1a03aca","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f84d73af3a69ac00d3e151cd0267108610de6a24fbd1c24b4bd10322b1a03aca","first_computed_at":"2026-07-05T00:16:39.990838Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:16:39.990838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OLvgZwKH3g4PtYv92ZMZ/MUbqhlaEBaC2xWC214ai/WrUoHwtfP3jw9F3UY3EywjkqeaXagAUDdBUmoDXI7wCw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:16:39.991173Z","signed_message":"canonical_sha256_bytes"},"source_id":"1911.00526","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4b037df33dc8a6a8c5ff3c7c8325dc6eda97c12086d905c2c756f54c2936dd80","sha256:ec095a820ceae79f11fb2688a3a03faabefac9b29e0fbb4620752e28e8d23c10"],"state_sha256":"c6cd3e403e594b1912ae4a41d263fc46bbc03f22232247380d78828aa12fc013"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lwPiTVu7hoJ4RDbE0EFrj1nlJ/ahYenBqofU7yfMn4btbrjDPjR6p/KGrMfdrBBcDMab8zrex3zjWJpxRNFEBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T09:59:15.252619Z","bundle_sha256":"c1950e02b5d1abe0a498d90575f140c36191f4113525ba889a60e1f873fedd10"}}