{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:X374BFQQYIHX3WNDB7KUEOA6BD","short_pith_number":"pith:X374BFQQ","canonical_record":{"source":{"id":"2605.24706","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DB","submitted_at":"2026-05-23T19:16:59Z","cross_cats_sorted":["q-bio.BM","q-bio.MN"],"title_canon_sha256":"a6d23a10a3c1d412f74d253f6744ceea1f24dfd536d7d03f940576997db06950","abstract_canon_sha256":"32c51788958edcd7c472c89eb62d390af09eae4b8aa4315405589467ce4c206e"},"schema_version":"1.0"},"canonical_sha256":"beffc09610c20f7dd9a30fd542381e08deff71bb1a590115912b67fab86fbe79","source":{"kind":"arxiv","id":"2605.24706","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.24706","created_at":"2026-05-26T01:03:54Z"},{"alias_kind":"arxiv_version","alias_value":"2605.24706v1","created_at":"2026-05-26T01:03:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.24706","created_at":"2026-05-26T01:03:54Z"},{"alias_kind":"pith_short_12","alias_value":"X374BFQQYIHX","created_at":"2026-05-26T01:03:54Z"},{"alias_kind":"pith_short_16","alias_value":"X374BFQQYIHX3WND","created_at":"2026-05-26T01:03:54Z"},{"alias_kind":"pith_short_8","alias_value":"X374BFQQ","created_at":"2026-05-26T01:03:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:X374BFQQYIHX3WNDB7KUEOA6BD","target":"record","payload":{"canonical_record":{"source":{"id":"2605.24706","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DB","submitted_at":"2026-05-23T19:16:59Z","cross_cats_sorted":["q-bio.BM","q-bio.MN"],"title_canon_sha256":"a6d23a10a3c1d412f74d253f6744ceea1f24dfd536d7d03f940576997db06950","abstract_canon_sha256":"32c51788958edcd7c472c89eb62d390af09eae4b8aa4315405589467ce4c206e"},"schema_version":"1.0"},"canonical_sha256":"beffc09610c20f7dd9a30fd542381e08deff71bb1a590115912b67fab86fbe79","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-26T01:03:54.477855Z","signature_b64":"4/l4dcOb4RE9JaP+lbopRMPLfFGooApvx7zFzeu/O2YQMRfSLvEU4atPvMxPGuqud1HVu+BTUpS/o0OqdYayAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"beffc09610c20f7dd9a30fd542381e08deff71bb1a590115912b67fab86fbe79","last_reissued_at":"2026-05-26T01:03:54.477181Z","signature_status":"signed_v1","first_computed_at":"2026-05-26T01:03:54.477181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.24706","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":"2026-05-26T01:03:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ug1c1uU+uGbTpR+ZZfzVPasbiDK9cPVMsYfJx3nNsJcltCO7D9PJsELxfPyOHTDBmzeyBfNTWxYxanXLtaSvDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T10:49:18.322440Z"},"content_sha256":"6658e90d449db6307989fa9638765e4614996c2c6d2a954fb8043dd888033ef8","schema_version":"1.0","event_id":"sha256:6658e90d449db6307989fa9638765e4614996c2c6d2a954fb8043dd888033ef8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:X374BFQQYIHX3WNDB7KUEOA6BD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"MetaboKG: An Analysis-centric Knowledge Graph Framework for Untargeted Metabolomics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["q-bio.BM","q-bio.MN"],"primary_cat":"cs.DB","authors_text":"Dina Boukhajou, Fabien Gandon, Louis-F\\'elix Nothias, Matthieu F\\'eraud","submitted_at":"2026-05-23T19:16:59Z","abstract_excerpt":"Untargeted metabolomics generates large volumes of tandem mass spectrometry (MS/MS) data and computational annotations that can reveal molecular mechanisms across organisms and environments. Public reuse has improved through harmonized repository metadata and access infrastructures such as Pan-ReDU, and through metabolomics knowledge graphs such as ENPKG and METRIN-KG. Yet the analytical layer remains fragmented: spectra, features, workflow outputs, annotations, confidence evidence, and contextual metadata are still scattered across repositories and tabular artifacts. We present MetaboKG, an a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.24706","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/2605.24706/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":"2026-05-26T01:03:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cdSCCAS23ae62Xaw4a1eD30OYpD3MeAP2kCayMJ52dYYpaHlW0MPbPipemuWiDr//9SItCZkMBCJE5y2W5iNDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T10:49:18.322809Z"},"content_sha256":"683785e102120dd9c16fa85d8671ef716706710638663ab16812e376fca52770","schema_version":"1.0","event_id":"sha256:683785e102120dd9c16fa85d8671ef716706710638663ab16812e376fca52770"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/X374BFQQYIHX3WNDB7KUEOA6BD/bundle.json","state_url":"https://pith.science/pith/X374BFQQYIHX3WNDB7KUEOA6BD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/X374BFQQYIHX3WNDB7KUEOA6BD/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":"2026-06-30T10:49:18Z","links":{"resolver":"https://pith.science/pith/X374BFQQYIHX3WNDB7KUEOA6BD","bundle":"https://pith.science/pith/X374BFQQYIHX3WNDB7KUEOA6BD/bundle.json","state":"https://pith.science/pith/X374BFQQYIHX3WNDB7KUEOA6BD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/X374BFQQYIHX3WNDB7KUEOA6BD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:X374BFQQYIHX3WNDB7KUEOA6BD","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":"32c51788958edcd7c472c89eb62d390af09eae4b8aa4315405589467ce4c206e","cross_cats_sorted":["q-bio.BM","q-bio.MN"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DB","submitted_at":"2026-05-23T19:16:59Z","title_canon_sha256":"a6d23a10a3c1d412f74d253f6744ceea1f24dfd536d7d03f940576997db06950"},"schema_version":"1.0","source":{"id":"2605.24706","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.24706","created_at":"2026-05-26T01:03:54Z"},{"alias_kind":"arxiv_version","alias_value":"2605.24706v1","created_at":"2026-05-26T01:03:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.24706","created_at":"2026-05-26T01:03:54Z"},{"alias_kind":"pith_short_12","alias_value":"X374BFQQYIHX","created_at":"2026-05-26T01:03:54Z"},{"alias_kind":"pith_short_16","alias_value":"X374BFQQYIHX3WND","created_at":"2026-05-26T01:03:54Z"},{"alias_kind":"pith_short_8","alias_value":"X374BFQQ","created_at":"2026-05-26T01:03:54Z"}],"graph_snapshots":[{"event_id":"sha256:683785e102120dd9c16fa85d8671ef716706710638663ab16812e376fca52770","target":"graph","created_at":"2026-05-26T01:03:54Z","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/2605.24706/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Untargeted metabolomics generates large volumes of tandem mass spectrometry (MS/MS) data and computational annotations that can reveal molecular mechanisms across organisms and environments. Public reuse has improved through harmonized repository metadata and access infrastructures such as Pan-ReDU, and through metabolomics knowledge graphs such as ENPKG and METRIN-KG. Yet the analytical layer remains fragmented: spectra, features, workflow outputs, annotations, confidence evidence, and contextual metadata are still scattered across repositories and tabular artifacts. We present MetaboKG, an a","authors_text":"Dina Boukhajou, Fabien Gandon, Louis-F\\'elix Nothias, Matthieu F\\'eraud","cross_cats":["q-bio.BM","q-bio.MN"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DB","submitted_at":"2026-05-23T19:16:59Z","title":"MetaboKG: An Analysis-centric Knowledge Graph Framework for Untargeted Metabolomics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.24706","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":"sha256:6658e90d449db6307989fa9638765e4614996c2c6d2a954fb8043dd888033ef8","target":"record","created_at":"2026-05-26T01:03:54Z","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":"32c51788958edcd7c472c89eb62d390af09eae4b8aa4315405589467ce4c206e","cross_cats_sorted":["q-bio.BM","q-bio.MN"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.DB","submitted_at":"2026-05-23T19:16:59Z","title_canon_sha256":"a6d23a10a3c1d412f74d253f6744ceea1f24dfd536d7d03f940576997db06950"},"schema_version":"1.0","source":{"id":"2605.24706","kind":"arxiv","version":1}},"canonical_sha256":"beffc09610c20f7dd9a30fd542381e08deff71bb1a590115912b67fab86fbe79","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"beffc09610c20f7dd9a30fd542381e08deff71bb1a590115912b67fab86fbe79","first_computed_at":"2026-05-26T01:03:54.477181Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-26T01:03:54.477181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4/l4dcOb4RE9JaP+lbopRMPLfFGooApvx7zFzeu/O2YQMRfSLvEU4atPvMxPGuqud1HVu+BTUpS/o0OqdYayAw==","signature_status":"signed_v1","signed_at":"2026-05-26T01:03:54.477855Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.24706","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6658e90d449db6307989fa9638765e4614996c2c6d2a954fb8043dd888033ef8","sha256:683785e102120dd9c16fa85d8671ef716706710638663ab16812e376fca52770"],"state_sha256":"252b55eb618d6452e7c878ba3ff4e4ab5a5dab764df37f1849c8151a29c4d55c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Iicg2n74hN1zBWJi9zBda8Weh++B8J623bRHqL9PS6qF5sHjClAgKdmjrD8RmHczhfnUyaWj2gRjXd1N5vw9AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-30T10:49:18.325116Z","bundle_sha256":"cafcb0c11df3286d034f4eca9c66304a69a546052eee78872690a0d85ed0a882"}}