{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:6QX7DILSZPC26CTEIYAQI2LXNU","short_pith_number":"pith:6QX7DILS","canonical_record":{"source":{"id":"1505.02798","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2015-05-11T20:39:48Z","cross_cats_sorted":[],"title_canon_sha256":"f3797bf9187548998e0a4f1811f523606a36942f3e88946c30c77bc82c6a1eed","abstract_canon_sha256":"8fe0fe38433d0ec34c7440cc73da29574518b33ebeb14ba17842b740a83db6dc"},"schema_version":"1.0"},"canonical_sha256":"f42ff1a172cbc5af0a6446010469776d1507a4178ce9ffba69b052af2c3ea894","source":{"kind":"arxiv","id":"1505.02798","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.02798","created_at":"2026-05-18T02:14:16Z"},{"alias_kind":"arxiv_version","alias_value":"1505.02798v1","created_at":"2026-05-18T02:14:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.02798","created_at":"2026-05-18T02:14:16Z"},{"alias_kind":"pith_short_12","alias_value":"6QX7DILSZPC2","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"6QX7DILSZPC26CTE","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"6QX7DILS","created_at":"2026-05-18T12:29:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:6QX7DILSZPC26CTEIYAQI2LXNU","target":"record","payload":{"canonical_record":{"source":{"id":"1505.02798","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2015-05-11T20:39:48Z","cross_cats_sorted":[],"title_canon_sha256":"f3797bf9187548998e0a4f1811f523606a36942f3e88946c30c77bc82c6a1eed","abstract_canon_sha256":"8fe0fe38433d0ec34c7440cc73da29574518b33ebeb14ba17842b740a83db6dc"},"schema_version":"1.0"},"canonical_sha256":"f42ff1a172cbc5af0a6446010469776d1507a4178ce9ffba69b052af2c3ea894","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:14:16.064044Z","signature_b64":"UCVFMPxItEjUFf8zhWjA947mD2/ClRWdESQAdQXIeOB2EeK2gpxoLpH/FyQmaH6yaY1nlJ1RKk9GZbeYUb5lDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f42ff1a172cbc5af0a6446010469776d1507a4178ce9ffba69b052af2c3ea894","last_reissued_at":"2026-05-18T02:14:16.063296Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:14:16.063296Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.02798","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":"2026-05-18T02:14:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fPNznXkxHr8invgE2D07ju7kGSSVeXLpyZk/U1nPucSodi67CgtdFaa1HPPFiuoz+kTOzpCU4ZTpW/1Qd7s/BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T20:26:46.928800Z"},"content_sha256":"b9488fc30a74bf8e282b6f344e9c311006c90337eb3025093d47ba47cfc9d4bf","schema_version":"1.0","event_id":"sha256:b9488fc30a74bf8e282b6f344e9c311006c90337eb3025093d47ba47cfc9d4bf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:6QX7DILSZPC26CTEIYAQI2LXNU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Math Search for the Masses: Multimodal Search Interfaces and Appearance-Based Retrieval","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"Awelemdy Orakwue, Richard Zanibbi","submitted_at":"2015-05-11T20:39:48Z","abstract_excerpt":"We summarize math search engines and search interfaces produced by the Document and Pattern Recognition Lab in recent years, and in particular the min math search interface and the Tangent search engine. Source code for both systems are publicly available. \"The Masses\" refers to our emphasis on creating systems for mathematical non-experts, who may be looking to define unfamiliar notation, or browse documents based on the visual appearance of formulae rather than their mathematical semantics."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.02798","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":"2026-05-18T02:14:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IxLwKgUIciJjv1ZpOmzxilHn8j/aKlUuUn4T8pcUW8ZIG1Z7rIwfg9FCjvqwvfRBFWCJNvk3KwF0xxC0GNdTAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T20:26:46.929134Z"},"content_sha256":"bed24576d342c4dcf1cc41ec90826aa57b72b5eeca11e9454f02911cfc81b24e","schema_version":"1.0","event_id":"sha256:bed24576d342c4dcf1cc41ec90826aa57b72b5eeca11e9454f02911cfc81b24e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6QX7DILSZPC26CTEIYAQI2LXNU/bundle.json","state_url":"https://pith.science/pith/6QX7DILSZPC26CTEIYAQI2LXNU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6QX7DILSZPC26CTEIYAQI2LXNU/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":"2026-06-27T20:26:46Z","links":{"resolver":"https://pith.science/pith/6QX7DILSZPC26CTEIYAQI2LXNU","bundle":"https://pith.science/pith/6QX7DILSZPC26CTEIYAQI2LXNU/bundle.json","state":"https://pith.science/pith/6QX7DILSZPC26CTEIYAQI2LXNU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6QX7DILSZPC26CTEIYAQI2LXNU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:6QX7DILSZPC26CTEIYAQI2LXNU","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":"8fe0fe38433d0ec34c7440cc73da29574518b33ebeb14ba17842b740a83db6dc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2015-05-11T20:39:48Z","title_canon_sha256":"f3797bf9187548998e0a4f1811f523606a36942f3e88946c30c77bc82c6a1eed"},"schema_version":"1.0","source":{"id":"1505.02798","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.02798","created_at":"2026-05-18T02:14:16Z"},{"alias_kind":"arxiv_version","alias_value":"1505.02798v1","created_at":"2026-05-18T02:14:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.02798","created_at":"2026-05-18T02:14:16Z"},{"alias_kind":"pith_short_12","alias_value":"6QX7DILSZPC2","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"6QX7DILSZPC26CTE","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"6QX7DILS","created_at":"2026-05-18T12:29:07Z"}],"graph_snapshots":[{"event_id":"sha256:bed24576d342c4dcf1cc41ec90826aa57b72b5eeca11e9454f02911cfc81b24e","target":"graph","created_at":"2026-05-18T02:14:16Z","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":"We summarize math search engines and search interfaces produced by the Document and Pattern Recognition Lab in recent years, and in particular the min math search interface and the Tangent search engine. Source code for both systems are publicly available. \"The Masses\" refers to our emphasis on creating systems for mathematical non-experts, who may be looking to define unfamiliar notation, or browse documents based on the visual appearance of formulae rather than their mathematical semantics.","authors_text":"Awelemdy Orakwue, Richard Zanibbi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2015-05-11T20:39:48Z","title":"Math Search for the Masses: Multimodal Search Interfaces and Appearance-Based Retrieval"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.02798","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:b9488fc30a74bf8e282b6f344e9c311006c90337eb3025093d47ba47cfc9d4bf","target":"record","created_at":"2026-05-18T02:14:16Z","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":"8fe0fe38433d0ec34c7440cc73da29574518b33ebeb14ba17842b740a83db6dc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IR","submitted_at":"2015-05-11T20:39:48Z","title_canon_sha256":"f3797bf9187548998e0a4f1811f523606a36942f3e88946c30c77bc82c6a1eed"},"schema_version":"1.0","source":{"id":"1505.02798","kind":"arxiv","version":1}},"canonical_sha256":"f42ff1a172cbc5af0a6446010469776d1507a4178ce9ffba69b052af2c3ea894","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f42ff1a172cbc5af0a6446010469776d1507a4178ce9ffba69b052af2c3ea894","first_computed_at":"2026-05-18T02:14:16.063296Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:14:16.063296Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UCVFMPxItEjUFf8zhWjA947mD2/ClRWdESQAdQXIeOB2EeK2gpxoLpH/FyQmaH6yaY1nlJ1RKk9GZbeYUb5lDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:14:16.064044Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.02798","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b9488fc30a74bf8e282b6f344e9c311006c90337eb3025093d47ba47cfc9d4bf","sha256:bed24576d342c4dcf1cc41ec90826aa57b72b5eeca11e9454f02911cfc81b24e"],"state_sha256":"8bebda9723b9d910194c55ad395df09f4d778d2d6ade860c25f529825476188a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hTldBTqY/PIZ04Ckgp5rOJ9EYYc0DTDNFccm2zvRN56sdBWVGk/32RiVzYNJr6oonzRuYDSF9xCxKXvUI3F5Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T20:26:46.931011Z","bundle_sha256":"ec73fb536d07baa236e7861676f826d9e97f8d31e8a2ffb15a9fee3e75219556"}}