{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:66EKSMX6ERKTU4EOMCDYZU2EWS","short_pith_number":"pith:66EKSMX6","canonical_record":{"source":{"id":"1701.09007","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2017-01-31T12:15:31Z","cross_cats_sorted":[],"title_canon_sha256":"814839865b143df5461de52c41c368c1f376c8d83d3d0d48b1c1b37042192606","abstract_canon_sha256":"5726e1717bd26ce17b2c249b333b29109052a0b8cad122f6f0a217cd237c4410"},"schema_version":"1.0"},"canonical_sha256":"f788a932fe24553a708e60878cd344b4b1382eca6801eef0f8e130d0c03f0dcc","source":{"kind":"arxiv","id":"1701.09007","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.09007","created_at":"2026-05-18T00:51:38Z"},{"alias_kind":"arxiv_version","alias_value":"1701.09007v1","created_at":"2026-05-18T00:51:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.09007","created_at":"2026-05-18T00:51:38Z"},{"alias_kind":"pith_short_12","alias_value":"66EKSMX6ERKT","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"66EKSMX6ERKTU4EO","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"66EKSMX6","created_at":"2026-05-18T12:31:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:66EKSMX6ERKTU4EOMCDYZU2EWS","target":"record","payload":{"canonical_record":{"source":{"id":"1701.09007","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2017-01-31T12:15:31Z","cross_cats_sorted":[],"title_canon_sha256":"814839865b143df5461de52c41c368c1f376c8d83d3d0d48b1c1b37042192606","abstract_canon_sha256":"5726e1717bd26ce17b2c249b333b29109052a0b8cad122f6f0a217cd237c4410"},"schema_version":"1.0"},"canonical_sha256":"f788a932fe24553a708e60878cd344b4b1382eca6801eef0f8e130d0c03f0dcc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:38.697916Z","signature_b64":"8ckFoSaL/rMY5ny/n0IP1qiYsVzWCNE0P8DpaxyddFrGv7rjLe9pqwf+VU8cBTjRDp0JC08vzX49OUqrj0ZVDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f788a932fe24553a708e60878cd344b4b1382eca6801eef0f8e130d0c03f0dcc","last_reissued_at":"2026-05-18T00:51:38.697514Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:38.697514Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.09007","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":"2026-05-18T00:51:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YmxcLt1SS8vq8jiBXM1lPQ3gUtHPZ29P4MksqK9rlDymT0jk95h6/g5+HE/BoFpLj04BcYFKPV1goBwe9pa/DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T06:54:28.910660Z"},"content_sha256":"7401ef01fccd09f2f15c443aa70ee7facdb5335a3ffcab6cd147907fd7e31781","schema_version":"1.0","event_id":"sha256:7401ef01fccd09f2f15c443aa70ee7facdb5335a3ffcab6cd147907fd7e31781"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:66EKSMX6ERKTU4EOMCDYZU2EWS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Research Directions for Principles of Data Management (Dagstuhl Perspectives Workshop 16151)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DB","authors_text":"Benny Kimelfeld, Claire David, Dan Suciu, Diego Calvanese, Eyke H\\\"ullermeier, Filip Murlak, Frank Neven, Jianwen Su, Julia Stoyanovich, Ke Yi, Leonid Libkin, Magdalena Ortiz, Marcelo Arenas, Meghyn Bienvenu, Pablo Barcel\\'o, Richard Hull, Serge Abiteboul, Thomas Schwentick, Tova Milo, Victor Vianu, Wim Martens","submitted_at":"2017-01-31T12:15:31Z","abstract_excerpt":"In April 2016, a community of researchers working in the area of Principles of Data Management (PDM) joined in a workshop at the Dagstuhl Castle in Germany. The workshop was organized jointly by the Executive Committee of the ACM Symposium on Principles of Database Systems (PODS) and the Council of the International Conference on Database Theory (ICDT). The mission of this workshop was to identify and explore some of the most important research directions that have high relevance to society and to Computer Science today, and where the PDM community has the potential to make significant contrib"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.09007","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":"2026-05-18T00:51:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qiNQZQNcBMv2eZf063KKCDYBT2MF88RqVU0zdQ26nMgW/9i1LQlfudMG1XXdV9ClLj7F2fO7VePBdR0BmTrhAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T06:54:28.911012Z"},"content_sha256":"3f346acb82f993ec8b7d6f6ccf6dd61c17dd3b855c49b09b04e8b1988f767a4f","schema_version":"1.0","event_id":"sha256:3f346acb82f993ec8b7d6f6ccf6dd61c17dd3b855c49b09b04e8b1988f767a4f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/66EKSMX6ERKTU4EOMCDYZU2EWS/bundle.json","state_url":"https://pith.science/pith/66EKSMX6ERKTU4EOMCDYZU2EWS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/66EKSMX6ERKTU4EOMCDYZU2EWS/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":"2026-06-03T06:54:28Z","links":{"resolver":"https://pith.science/pith/66EKSMX6ERKTU4EOMCDYZU2EWS","bundle":"https://pith.science/pith/66EKSMX6ERKTU4EOMCDYZU2EWS/bundle.json","state":"https://pith.science/pith/66EKSMX6ERKTU4EOMCDYZU2EWS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/66EKSMX6ERKTU4EOMCDYZU2EWS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:66EKSMX6ERKTU4EOMCDYZU2EWS","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":"5726e1717bd26ce17b2c249b333b29109052a0b8cad122f6f0a217cd237c4410","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2017-01-31T12:15:31Z","title_canon_sha256":"814839865b143df5461de52c41c368c1f376c8d83d3d0d48b1c1b37042192606"},"schema_version":"1.0","source":{"id":"1701.09007","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.09007","created_at":"2026-05-18T00:51:38Z"},{"alias_kind":"arxiv_version","alias_value":"1701.09007v1","created_at":"2026-05-18T00:51:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.09007","created_at":"2026-05-18T00:51:38Z"},{"alias_kind":"pith_short_12","alias_value":"66EKSMX6ERKT","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"66EKSMX6ERKTU4EO","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"66EKSMX6","created_at":"2026-05-18T12:31:03Z"}],"graph_snapshots":[{"event_id":"sha256:3f346acb82f993ec8b7d6f6ccf6dd61c17dd3b855c49b09b04e8b1988f767a4f","target":"graph","created_at":"2026-05-18T00:51:38Z","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":"In April 2016, a community of researchers working in the area of Principles of Data Management (PDM) joined in a workshop at the Dagstuhl Castle in Germany. The workshop was organized jointly by the Executive Committee of the ACM Symposium on Principles of Database Systems (PODS) and the Council of the International Conference on Database Theory (ICDT). The mission of this workshop was to identify and explore some of the most important research directions that have high relevance to society and to Computer Science today, and where the PDM community has the potential to make significant contrib","authors_text":"Benny Kimelfeld, Claire David, Dan Suciu, Diego Calvanese, Eyke H\\\"ullermeier, Filip Murlak, Frank Neven, Jianwen Su, Julia Stoyanovich, Ke Yi, Leonid Libkin, Magdalena Ortiz, Marcelo Arenas, Meghyn Bienvenu, Pablo Barcel\\'o, Richard Hull, Serge Abiteboul, Thomas Schwentick, Tova Milo, Victor Vianu, Wim Martens","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2017-01-31T12:15:31Z","title":"Research Directions for Principles of Data Management (Dagstuhl Perspectives Workshop 16151)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.09007","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":"sha256:7401ef01fccd09f2f15c443aa70ee7facdb5335a3ffcab6cd147907fd7e31781","target":"record","created_at":"2026-05-18T00:51:38Z","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":"5726e1717bd26ce17b2c249b333b29109052a0b8cad122f6f0a217cd237c4410","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2017-01-31T12:15:31Z","title_canon_sha256":"814839865b143df5461de52c41c368c1f376c8d83d3d0d48b1c1b37042192606"},"schema_version":"1.0","source":{"id":"1701.09007","kind":"arxiv","version":1}},"canonical_sha256":"f788a932fe24553a708e60878cd344b4b1382eca6801eef0f8e130d0c03f0dcc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f788a932fe24553a708e60878cd344b4b1382eca6801eef0f8e130d0c03f0dcc","first_computed_at":"2026-05-18T00:51:38.697514Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:51:38.697514Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8ckFoSaL/rMY5ny/n0IP1qiYsVzWCNE0P8DpaxyddFrGv7rjLe9pqwf+VU8cBTjRDp0JC08vzX49OUqrj0ZVDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:51:38.697916Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.09007","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7401ef01fccd09f2f15c443aa70ee7facdb5335a3ffcab6cd147907fd7e31781","sha256:3f346acb82f993ec8b7d6f6ccf6dd61c17dd3b855c49b09b04e8b1988f767a4f"],"state_sha256":"6e3dcc8c664f03598b077e94f2d3c495a24c5de440160b324079e7af59e5d07e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eodkpCf2XzkOxvm8CShy0jlV83o+PDmFZTQbl1zOykMR/rdJj8uyydclgxQG85ePumReUk11NiVzNZjKWP3wBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T06:54:28.913009Z","bundle_sha256":"94d97060028a1004dc33bf6222af136489f01d0cdf843e4d7e2278a394c03288"}}