{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:YU7G7LGPM2B5ASAK72ZJRGKGAJ","short_pith_number":"pith:YU7G7LGP","canonical_record":{"source":{"id":"1204.6362","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.IR","submitted_at":"2012-04-28T03:48:16Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"aa560682c3c62f696938b75dc952ac1047cb8afefe6dde654e1f738c3940dc65","abstract_canon_sha256":"4248a79be0840515ce3861fab2eccaf63b05d7591454005db7761dae29f89afe"},"schema_version":"1.0"},"canonical_sha256":"c53e6faccf6683d0480afeb29899460274a983324379500eea848cc0612c0d7a","source":{"kind":"arxiv","id":"1204.6362","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.6362","created_at":"2026-05-18T03:56:45Z"},{"alias_kind":"arxiv_version","alias_value":"1204.6362v1","created_at":"2026-05-18T03:56:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.6362","created_at":"2026-05-18T03:56:45Z"},{"alias_kind":"pith_short_12","alias_value":"YU7G7LGPM2B5","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"YU7G7LGPM2B5ASAK","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"YU7G7LGP","created_at":"2026-05-18T12:27:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:YU7G7LGPM2B5ASAK72ZJRGKGAJ","target":"record","payload":{"canonical_record":{"source":{"id":"1204.6362","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.IR","submitted_at":"2012-04-28T03:48:16Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"aa560682c3c62f696938b75dc952ac1047cb8afefe6dde654e1f738c3940dc65","abstract_canon_sha256":"4248a79be0840515ce3861fab2eccaf63b05d7591454005db7761dae29f89afe"},"schema_version":"1.0"},"canonical_sha256":"c53e6faccf6683d0480afeb29899460274a983324379500eea848cc0612c0d7a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:56:45.773748Z","signature_b64":"/nidJro6+d5u9eZEblDafXcJcplKy494Loiy410mxUesRJ4bH1ZH5UEYHDcJS4qu/vOrTeh+SlHDhnDMLq7MCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c53e6faccf6683d0480afeb29899460274a983324379500eea848cc0612c0d7a","last_reissued_at":"2026-05-18T03:56:45.773139Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:56:45.773139Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.6362","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":"2026-05-18T03:56:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q2nU/GNWkSX8ouDkCawl1pKxqC1pYcMLQES51BEALAfZvttCPkFokdC8ht5HJ5exNTUETa/YkTH46GFAgAQ8Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T05:22:39.554570Z"},"content_sha256":"7dcda88c3ecc695f64e7156994f1c9bef9194671eb360df9703d0f965ab312c3","schema_version":"1.0","event_id":"sha256:7dcda88c3ecc695f64e7156994f1c9bef9194671eb360df9703d0f965ab312c3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:YU7G7LGPM2B5ASAK72ZJRGKGAJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Corpus-based Evaluation of Lexical Components of a Domainspecific Text to Knowledge Mapping Prototype","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["cs.CL"],"primary_cat":"cs.IR","authors_text":"Adel Elsayed, Rushdi Shams","submitted_at":"2012-04-28T03:48:16Z","abstract_excerpt":"The aim of this paper is to evaluate the lexical components of a Text to Knowledge Mapping (TKM) prototype. The prototype is domain-specific, the purpose of which is to map instructional text onto a knowledge domain. The context of the knowledge domain of the prototype is physics, specifically DC electrical circuits. During development, the prototype has been tested with a limited data set from the domain. The prototype now reached a stage where it needs to be evaluated with a representative linguistic data set called corpus. A corpus is a collection of text drawn from typical sources which ca"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.6362","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":"2026-05-18T03:56:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ka9U997dPnWlXdBAOPA9OT8Okd1Hq8EYmkxlUd51ibMRSkisZXjvcopu6QYeXtVj0ko9m0nusofjLNwGiWRSBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T05:22:39.555216Z"},"content_sha256":"caec71726496e69dc383101eb4d658c32e17213f81d4d8dfb763f6d57fdd7d7d","schema_version":"1.0","event_id":"sha256:caec71726496e69dc383101eb4d658c32e17213f81d4d8dfb763f6d57fdd7d7d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YU7G7LGPM2B5ASAK72ZJRGKGAJ/bundle.json","state_url":"https://pith.science/pith/YU7G7LGPM2B5ASAK72ZJRGKGAJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YU7G7LGPM2B5ASAK72ZJRGKGAJ/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":"2026-05-31T05:22:39Z","links":{"resolver":"https://pith.science/pith/YU7G7LGPM2B5ASAK72ZJRGKGAJ","bundle":"https://pith.science/pith/YU7G7LGPM2B5ASAK72ZJRGKGAJ/bundle.json","state":"https://pith.science/pith/YU7G7LGPM2B5ASAK72ZJRGKGAJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YU7G7LGPM2B5ASAK72ZJRGKGAJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:YU7G7LGPM2B5ASAK72ZJRGKGAJ","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":"4248a79be0840515ce3861fab2eccaf63b05d7591454005db7761dae29f89afe","cross_cats_sorted":["cs.CL"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.IR","submitted_at":"2012-04-28T03:48:16Z","title_canon_sha256":"aa560682c3c62f696938b75dc952ac1047cb8afefe6dde654e1f738c3940dc65"},"schema_version":"1.0","source":{"id":"1204.6362","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.6362","created_at":"2026-05-18T03:56:45Z"},{"alias_kind":"arxiv_version","alias_value":"1204.6362v1","created_at":"2026-05-18T03:56:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.6362","created_at":"2026-05-18T03:56:45Z"},{"alias_kind":"pith_short_12","alias_value":"YU7G7LGPM2B5","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"YU7G7LGPM2B5ASAK","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"YU7G7LGP","created_at":"2026-05-18T12:27:30Z"}],"graph_snapshots":[{"event_id":"sha256:caec71726496e69dc383101eb4d658c32e17213f81d4d8dfb763f6d57fdd7d7d","target":"graph","created_at":"2026-05-18T03:56:45Z","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":"The aim of this paper is to evaluate the lexical components of a Text to Knowledge Mapping (TKM) prototype. The prototype is domain-specific, the purpose of which is to map instructional text onto a knowledge domain. The context of the knowledge domain of the prototype is physics, specifically DC electrical circuits. During development, the prototype has been tested with a limited data set from the domain. The prototype now reached a stage where it needs to be evaluated with a representative linguistic data set called corpus. A corpus is a collection of text drawn from typical sources which ca","authors_text":"Adel Elsayed, Rushdi Shams","cross_cats":["cs.CL"],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.IR","submitted_at":"2012-04-28T03:48:16Z","title":"A Corpus-based Evaluation of Lexical Components of a Domainspecific Text to Knowledge Mapping Prototype"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.6362","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":"sha256:7dcda88c3ecc695f64e7156994f1c9bef9194671eb360df9703d0f965ab312c3","target":"record","created_at":"2026-05-18T03:56:45Z","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":"4248a79be0840515ce3861fab2eccaf63b05d7591454005db7761dae29f89afe","cross_cats_sorted":["cs.CL"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.IR","submitted_at":"2012-04-28T03:48:16Z","title_canon_sha256":"aa560682c3c62f696938b75dc952ac1047cb8afefe6dde654e1f738c3940dc65"},"schema_version":"1.0","source":{"id":"1204.6362","kind":"arxiv","version":1}},"canonical_sha256":"c53e6faccf6683d0480afeb29899460274a983324379500eea848cc0612c0d7a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c53e6faccf6683d0480afeb29899460274a983324379500eea848cc0612c0d7a","first_computed_at":"2026-05-18T03:56:45.773139Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:56:45.773139Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/nidJro6+d5u9eZEblDafXcJcplKy494Loiy410mxUesRJ4bH1ZH5UEYHDcJS4qu/vOrTeh+SlHDhnDMLq7MCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:56:45.773748Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.6362","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7dcda88c3ecc695f64e7156994f1c9bef9194671eb360df9703d0f965ab312c3","sha256:caec71726496e69dc383101eb4d658c32e17213f81d4d8dfb763f6d57fdd7d7d"],"state_sha256":"3ee45c457eafe735dbd0fb4aad0884a67fdaa03e938623ffccb22207506c32a2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G4ZvPJnxVm7I5CLb9oeVT4CZx5mPLvtwVlBoqX4cK66E7aYX17Ht28HyWslBlOMkD0kIGZ6PhUeGfIlrCqiODw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T05:22:39.559097Z","bundle_sha256":"0a44034f72f689ae449050280d1da53e9a1dc5962361af93cf2d62188f5262ee"}}