{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:2XS2F3KAD77FE5OA4ZFPUIRT45","short_pith_number":"pith:2XS2F3KA","canonical_record":{"source":{"id":"1406.1998","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2014-06-08T16:26:53Z","cross_cats_sorted":[],"title_canon_sha256":"13e3dac400c1661f2cc60d70748cd319578599a561ce80dc4d67e245426d1b44","abstract_canon_sha256":"4afc37f1cd773ae4719978098c198f5f67ed1c54fd222acde10fa5b515d81481"},"schema_version":"1.0"},"canonical_sha256":"d5e5a2ed401ffe5275c0e64afa2233e75737fdf5c3d82e6853fdbbfb1d7481b8","source":{"kind":"arxiv","id":"1406.1998","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.1998","created_at":"2026-05-18T02:50:11Z"},{"alias_kind":"arxiv_version","alias_value":"1406.1998v1","created_at":"2026-05-18T02:50:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.1998","created_at":"2026-05-18T02:50:11Z"},{"alias_kind":"pith_short_12","alias_value":"2XS2F3KAD77F","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_16","alias_value":"2XS2F3KAD77FE5OA","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_8","alias_value":"2XS2F3KA","created_at":"2026-05-18T12:28:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:2XS2F3KAD77FE5OA4ZFPUIRT45","target":"record","payload":{"canonical_record":{"source":{"id":"1406.1998","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2014-06-08T16:26:53Z","cross_cats_sorted":[],"title_canon_sha256":"13e3dac400c1661f2cc60d70748cd319578599a561ce80dc4d67e245426d1b44","abstract_canon_sha256":"4afc37f1cd773ae4719978098c198f5f67ed1c54fd222acde10fa5b515d81481"},"schema_version":"1.0"},"canonical_sha256":"d5e5a2ed401ffe5275c0e64afa2233e75737fdf5c3d82e6853fdbbfb1d7481b8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:50:11.989432Z","signature_b64":"aXMJ2WbZNTNGH1pfS+4eyrgb7GBo5x0G/gnQHnzTwx9U1i40iBNNCzRC332h8YP450sMiN2fVyoCtY8s5biqBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d5e5a2ed401ffe5275c0e64afa2233e75737fdf5c3d82e6853fdbbfb1d7481b8","last_reissued_at":"2026-05-18T02:50:11.988763Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:50:11.988763Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.1998","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":"2026-05-18T02:50:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kLqCwOECU+4VnmWqFWayieZw+krOdA1C05eceFNVIF6YtFmeBYAz4/7YnbP4UB8IOKp75AnRpv2f4Nlsh03VCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T22:09:12.832839Z"},"content_sha256":"1a26f2146260c305efb9e59f9dee7fc9a52a5fc347a0deabd5a570a589f7c36d","schema_version":"1.0","event_id":"sha256:1a26f2146260c305efb9e59f9dee7fc9a52a5fc347a0deabd5a570a589f7c36d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:2XS2F3KAD77FE5OA4ZFPUIRT45","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"ProvAbs: model, policy, and tooling for abstracting PROV graphs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DB","authors_text":"Carl Gamble, Jeremy Bryans, Paolo Missier, Roxana Danger, Vasa Curcin","submitted_at":"2014-06-08T16:26:53Z","abstract_excerpt":"Provenance metadata can be valuable in data sharing settings, where it can be used to help data consumers form judgements regarding the reliability of the data produced by third parties. However, some parts of provenance may be sensitive, requiring access control, or they may need to be simplified for the intended audience. Both these issues can be addressed by a single mechanism for creating abstractions over provenance, coupled with a policy model to drive the abstraction. Such mechanism, which we refer to as abstraction by grouping, simultaneously achieves partial disclosure of provenance, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.1998","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":"2026-05-18T02:50:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jd3OC4fC/OMaIMdxzgxmjkiqyIao91E4beXmdy4idm+S+jCwcDWduMLeeupIoEbLE6zB312x2cJWGH0+tUedDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T22:09:12.833499Z"},"content_sha256":"52edb8f348a6064c3f65b079e2f7ad8765567e1ad7950511e8763e0fa40051e5","schema_version":"1.0","event_id":"sha256:52edb8f348a6064c3f65b079e2f7ad8765567e1ad7950511e8763e0fa40051e5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2XS2F3KAD77FE5OA4ZFPUIRT45/bundle.json","state_url":"https://pith.science/pith/2XS2F3KAD77FE5OA4ZFPUIRT45/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2XS2F3KAD77FE5OA4ZFPUIRT45/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":"2026-05-27T22:09:12Z","links":{"resolver":"https://pith.science/pith/2XS2F3KAD77FE5OA4ZFPUIRT45","bundle":"https://pith.science/pith/2XS2F3KAD77FE5OA4ZFPUIRT45/bundle.json","state":"https://pith.science/pith/2XS2F3KAD77FE5OA4ZFPUIRT45/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2XS2F3KAD77FE5OA4ZFPUIRT45/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:2XS2F3KAD77FE5OA4ZFPUIRT45","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":"4afc37f1cd773ae4719978098c198f5f67ed1c54fd222acde10fa5b515d81481","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2014-06-08T16:26:53Z","title_canon_sha256":"13e3dac400c1661f2cc60d70748cd319578599a561ce80dc4d67e245426d1b44"},"schema_version":"1.0","source":{"id":"1406.1998","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.1998","created_at":"2026-05-18T02:50:11Z"},{"alias_kind":"arxiv_version","alias_value":"1406.1998v1","created_at":"2026-05-18T02:50:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.1998","created_at":"2026-05-18T02:50:11Z"},{"alias_kind":"pith_short_12","alias_value":"2XS2F3KAD77F","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_16","alias_value":"2XS2F3KAD77FE5OA","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_8","alias_value":"2XS2F3KA","created_at":"2026-05-18T12:28:11Z"}],"graph_snapshots":[{"event_id":"sha256:52edb8f348a6064c3f65b079e2f7ad8765567e1ad7950511e8763e0fa40051e5","target":"graph","created_at":"2026-05-18T02:50:11Z","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":"Provenance metadata can be valuable in data sharing settings, where it can be used to help data consumers form judgements regarding the reliability of the data produced by third parties. However, some parts of provenance may be sensitive, requiring access control, or they may need to be simplified for the intended audience. Both these issues can be addressed by a single mechanism for creating abstractions over provenance, coupled with a policy model to drive the abstraction. Such mechanism, which we refer to as abstraction by grouping, simultaneously achieves partial disclosure of provenance, ","authors_text":"Carl Gamble, Jeremy Bryans, Paolo Missier, Roxana Danger, Vasa Curcin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2014-06-08T16:26:53Z","title":"ProvAbs: model, policy, and tooling for abstracting PROV graphs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.1998","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":"sha256:1a26f2146260c305efb9e59f9dee7fc9a52a5fc347a0deabd5a570a589f7c36d","target":"record","created_at":"2026-05-18T02:50:11Z","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":"4afc37f1cd773ae4719978098c198f5f67ed1c54fd222acde10fa5b515d81481","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2014-06-08T16:26:53Z","title_canon_sha256":"13e3dac400c1661f2cc60d70748cd319578599a561ce80dc4d67e245426d1b44"},"schema_version":"1.0","source":{"id":"1406.1998","kind":"arxiv","version":1}},"canonical_sha256":"d5e5a2ed401ffe5275c0e64afa2233e75737fdf5c3d82e6853fdbbfb1d7481b8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d5e5a2ed401ffe5275c0e64afa2233e75737fdf5c3d82e6853fdbbfb1d7481b8","first_computed_at":"2026-05-18T02:50:11.988763Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:50:11.988763Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aXMJ2WbZNTNGH1pfS+4eyrgb7GBo5x0G/gnQHnzTwx9U1i40iBNNCzRC332h8YP450sMiN2fVyoCtY8s5biqBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:50:11.989432Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.1998","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1a26f2146260c305efb9e59f9dee7fc9a52a5fc347a0deabd5a570a589f7c36d","sha256:52edb8f348a6064c3f65b079e2f7ad8765567e1ad7950511e8763e0fa40051e5"],"state_sha256":"3582e4b3787290c9fdbc8d6913b7afc58b47941c58579c35fcd9c5de490b7916"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BGSugFPp7/UHB7vT4U15O+iq0K8GvwZpltnIk4GFi9w6R0aAgxxePrypIXLFj5UOvfuju1olC7o0ABVAbHVMDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T22:09:12.837028Z","bundle_sha256":"6ac4dda34713f94103de130593ced8e7e632a8280cb1531fc92764d194446479"}}