{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:4BSOL6L43FMOOJYH72IHOG22MV","short_pith_number":"pith:4BSOL6L4","canonical_record":{"source":{"id":"1810.03235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-10-08T00:35:55Z","cross_cats_sorted":[],"title_canon_sha256":"9b23dfc41dcb392131295e6981955b8cad2e58279c536ea9da8f42ae6e6a3f08","abstract_canon_sha256":"5d40d42fad06bcac6d5c03f59ced8fbc740e3ee1f2ede71fea4b83e74c976b38"},"schema_version":"1.0"},"canonical_sha256":"e064e5f97cd958e72707fe90771b5a655330c91017d408a1ddfd261a4f178686","source":{"kind":"arxiv","id":"1810.03235","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.03235","created_at":"2026-05-18T00:03:54Z"},{"alias_kind":"arxiv_version","alias_value":"1810.03235v1","created_at":"2026-05-18T00:03:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.03235","created_at":"2026-05-18T00:03:54Z"},{"alias_kind":"pith_short_12","alias_value":"4BSOL6L43FMO","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_16","alias_value":"4BSOL6L43FMOOJYH","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_8","alias_value":"4BSOL6L4","created_at":"2026-05-18T12:32:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:4BSOL6L43FMOOJYH72IHOG22MV","target":"record","payload":{"canonical_record":{"source":{"id":"1810.03235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-10-08T00:35:55Z","cross_cats_sorted":[],"title_canon_sha256":"9b23dfc41dcb392131295e6981955b8cad2e58279c536ea9da8f42ae6e6a3f08","abstract_canon_sha256":"5d40d42fad06bcac6d5c03f59ced8fbc740e3ee1f2ede71fea4b83e74c976b38"},"schema_version":"1.0"},"canonical_sha256":"e064e5f97cd958e72707fe90771b5a655330c91017d408a1ddfd261a4f178686","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:54.080994Z","signature_b64":"fqRWfYmFc39R/n6Ex05ixKd5s81jSHDdTyTorI1hfioC4BpfVQhiJceZMsIgSnNe07leVb9O0xBKlcDMuD5cCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e064e5f97cd958e72707fe90771b5a655330c91017d408a1ddfd261a4f178686","last_reissued_at":"2026-05-18T00:03:54.080428Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:54.080428Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.03235","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":"2026-05-18T00:03:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4dGbqUw+S+HBxEesX/dpNSJyN8xDuD8IWxRW4KQvi8R1QEUTjQfil/AswmyhrPO5wBTvbgHlslB3pYTKI/msDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T21:55:07.323616Z"},"content_sha256":"b711dd1eeba5cd7a4b2eac5596d1d698e45aecb0c1a6dd416189378e19bccf9f","schema_version":"1.0","event_id":"sha256:b711dd1eeba5cd7a4b2eac5596d1d698e45aecb0c1a6dd416189378e19bccf9f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:4BSOL6L43FMOOJYH72IHOG22MV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Entity-Relationship Search over the Web","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"Carlos Soares, Eduarda Mendes Rodrigues, Natasa Milic-Frayling, Pedro Saleiro","submitted_at":"2018-10-08T00:35:55Z","abstract_excerpt":"Entity-Relationship (E-R) Search is a complex case of Entity Search where the goal is to search for multiple unknown entities and relationships connecting them. We assume that a E-R query can be decomposed as a sequence of sub-queries each containing keywords related to a specific entity or relationship. We adopt a probabilistic formulation of the E-R search problem. When creating specific representations for entities (e.g. context terms) and for pairs of entities (i.e. relationships) it is possible to create a graph of probabilistic dependencies between sub-queries and entity plus relationshi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.03235","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":"2026-05-18T00:03:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pTVd06mBPZnKQvOrN0NiTH+10KjfepbVZSpxjVh4AmFHAFK/nij7Yk1NX5RwnlVguaIZ0sH+gkW7D08XsbxjBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T21:55:07.323982Z"},"content_sha256":"31d9a2abd30c14d50982492a86eab3dc99293bd9de84c4a1ffb88a88a2fb202b","schema_version":"1.0","event_id":"sha256:31d9a2abd30c14d50982492a86eab3dc99293bd9de84c4a1ffb88a88a2fb202b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4BSOL6L43FMOOJYH72IHOG22MV/bundle.json","state_url":"https://pith.science/pith/4BSOL6L43FMOOJYH72IHOG22MV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4BSOL6L43FMOOJYH72IHOG22MV/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":"2026-05-27T21:55:07Z","links":{"resolver":"https://pith.science/pith/4BSOL6L43FMOOJYH72IHOG22MV","bundle":"https://pith.science/pith/4BSOL6L43FMOOJYH72IHOG22MV/bundle.json","state":"https://pith.science/pith/4BSOL6L43FMOOJYH72IHOG22MV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4BSOL6L43FMOOJYH72IHOG22MV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:4BSOL6L43FMOOJYH72IHOG22MV","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":"5d40d42fad06bcac6d5c03f59ced8fbc740e3ee1f2ede71fea4b83e74c976b38","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-10-08T00:35:55Z","title_canon_sha256":"9b23dfc41dcb392131295e6981955b8cad2e58279c536ea9da8f42ae6e6a3f08"},"schema_version":"1.0","source":{"id":"1810.03235","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.03235","created_at":"2026-05-18T00:03:54Z"},{"alias_kind":"arxiv_version","alias_value":"1810.03235v1","created_at":"2026-05-18T00:03:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.03235","created_at":"2026-05-18T00:03:54Z"},{"alias_kind":"pith_short_12","alias_value":"4BSOL6L43FMO","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_16","alias_value":"4BSOL6L43FMOOJYH","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_8","alias_value":"4BSOL6L4","created_at":"2026-05-18T12:32:05Z"}],"graph_snapshots":[{"event_id":"sha256:31d9a2abd30c14d50982492a86eab3dc99293bd9de84c4a1ffb88a88a2fb202b","target":"graph","created_at":"2026-05-18T00:03:54Z","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"},"paper":{"abstract_excerpt":"Entity-Relationship (E-R) Search is a complex case of Entity Search where the goal is to search for multiple unknown entities and relationships connecting them. We assume that a E-R query can be decomposed as a sequence of sub-queries each containing keywords related to a specific entity or relationship. We adopt a probabilistic formulation of the E-R search problem. When creating specific representations for entities (e.g. context terms) and for pairs of entities (i.e. relationships) it is possible to create a graph of probabilistic dependencies between sub-queries and entity plus relationshi","authors_text":"Carlos Soares, Eduarda Mendes Rodrigues, Natasa Milic-Frayling, Pedro Saleiro","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-10-08T00:35:55Z","title":"Entity-Relationship Search over the Web"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.03235","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:b711dd1eeba5cd7a4b2eac5596d1d698e45aecb0c1a6dd416189378e19bccf9f","target":"record","created_at":"2026-05-18T00:03:54Z","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":"5d40d42fad06bcac6d5c03f59ced8fbc740e3ee1f2ede71fea4b83e74c976b38","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2018-10-08T00:35:55Z","title_canon_sha256":"9b23dfc41dcb392131295e6981955b8cad2e58279c536ea9da8f42ae6e6a3f08"},"schema_version":"1.0","source":{"id":"1810.03235","kind":"arxiv","version":1}},"canonical_sha256":"e064e5f97cd958e72707fe90771b5a655330c91017d408a1ddfd261a4f178686","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e064e5f97cd958e72707fe90771b5a655330c91017d408a1ddfd261a4f178686","first_computed_at":"2026-05-18T00:03:54.080428Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:03:54.080428Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fqRWfYmFc39R/n6Ex05ixKd5s81jSHDdTyTorI1hfioC4BpfVQhiJceZMsIgSnNe07leVb9O0xBKlcDMuD5cCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:03:54.080994Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.03235","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b711dd1eeba5cd7a4b2eac5596d1d698e45aecb0c1a6dd416189378e19bccf9f","sha256:31d9a2abd30c14d50982492a86eab3dc99293bd9de84c4a1ffb88a88a2fb202b"],"state_sha256":"ed4c838d20039708a76665fe747b0fbfa8fb9c908523c24eb4535e89e16c8753"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y8QI3UKhLbTUJIXpmSiQdcDvpWHqBYvfOPC1oQ4K77H5lENcJu+Hxc2tknnE0ujAif7v4mJDKuKiQRakyrxoAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T21:55:07.326310Z","bundle_sha256":"0e8518800812092fe6d114db9f0393e9d7512676dee8b668ac438fe358d7a9e4"}}