{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:HGXCDALRH4EZIDTGE6QYBSQDJF","short_pith_number":"pith:HGXCDALR","canonical_record":{"source":{"id":"1812.05984","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-12-14T15:39:34Z","cross_cats_sorted":[],"title_canon_sha256":"9df906aa54746c2763f7ab0bbf4b44d07528609f2f3bd3cd2681197d631280bf","abstract_canon_sha256":"b184e8691757d877f03a28b6010b3bdb57bf77d442edf1da25c031a3e54314c9"},"schema_version":"1.0"},"canonical_sha256":"39ae2181713f09940e6627a180ca03497051fe06cfdc8a972f127c1b49adc433","source":{"kind":"arxiv","id":"1812.05984","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.05984","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"arxiv_version","alias_value":"1812.05984v1","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.05984","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"pith_short_12","alias_value":"HGXCDALRH4EZ","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"HGXCDALRH4EZIDTG","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"HGXCDALR","created_at":"2026-05-18T12:32:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:HGXCDALRH4EZIDTGE6QYBSQDJF","target":"record","payload":{"canonical_record":{"source":{"id":"1812.05984","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-12-14T15:39:34Z","cross_cats_sorted":[],"title_canon_sha256":"9df906aa54746c2763f7ab0bbf4b44d07528609f2f3bd3cd2681197d631280bf","abstract_canon_sha256":"b184e8691757d877f03a28b6010b3bdb57bf77d442edf1da25c031a3e54314c9"},"schema_version":"1.0"},"canonical_sha256":"39ae2181713f09940e6627a180ca03497051fe06cfdc8a972f127c1b49adc433","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:15.848184Z","signature_b64":"n+IDwa8qEbiy6bzzB2YUOfa9AFrCKZ61Apq/3A12yuKUt+0ft6EX27fw7LZ/gV5NDTD/kfa9xI1akvfDf+LpAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"39ae2181713f09940e6627a180ca03497051fe06cfdc8a972f127c1b49adc433","last_reissued_at":"2026-05-17T23:58:15.847452Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:15.847452Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1812.05984","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":"2026-05-17T23:58:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s1vrYfl7jNB51S5xL7gQrqzeJ3gavjQNT/bOcYVcXZHIXqceEwsZExiHTo1uBcIhzIMAvTkdcdhBsYJa3lebCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T15:28:47.175742Z"},"content_sha256":"ab86c98e032d3887565b397b68d2004565193ba6f0ffcb34ac3873d59b3e3331","schema_version":"1.0","event_id":"sha256:ab86c98e032d3887565b397b68d2004565193ba6f0ffcb34ac3873d59b3e3331"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:HGXCDALRH4EZIDTGE6QYBSQDJF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measuring Similarity: Computationally Reproducing the Scholar's Interests","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Andras Zsom, Ashley Lee, Jo Guldi","submitted_at":"2018-12-14T15:39:34Z","abstract_excerpt":"Computerized document classification already orders the news articles that Apple's \"News\" app or Google's \"personalized search\" feature groups together to match a reader's interests. The invisible and therefore illegible decisions that go into these tailored searches have been the subject of a critique by scholars who emphasize that our intelligence about documents is only as good as our ability to understand the criteria of search. This article will attempt to unpack the procedures used in computational classification of texts, translating them into term legible to humanists, and examining op"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.05984","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":"2026-05-17T23:58:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gwYsvFy+hzY5w1PZIXKj6fddCembhCtiNxXxPEcaW111y+nxFsjZ8bvR3fU1hItTokBlO4xegYfLBF4PlitkBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T15:28:47.176378Z"},"content_sha256":"62fb78336bb34c3f3a2cd68c05691fd45d3d9b3dacf8502b1128f300ecfc6963","schema_version":"1.0","event_id":"sha256:62fb78336bb34c3f3a2cd68c05691fd45d3d9b3dacf8502b1128f300ecfc6963"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HGXCDALRH4EZIDTGE6QYBSQDJF/bundle.json","state_url":"https://pith.science/pith/HGXCDALRH4EZIDTGE6QYBSQDJF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HGXCDALRH4EZIDTGE6QYBSQDJF/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":"2026-05-31T15:28:47Z","links":{"resolver":"https://pith.science/pith/HGXCDALRH4EZIDTGE6QYBSQDJF","bundle":"https://pith.science/pith/HGXCDALRH4EZIDTGE6QYBSQDJF/bundle.json","state":"https://pith.science/pith/HGXCDALRH4EZIDTGE6QYBSQDJF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HGXCDALRH4EZIDTGE6QYBSQDJF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:HGXCDALRH4EZIDTGE6QYBSQDJF","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":"b184e8691757d877f03a28b6010b3bdb57bf77d442edf1da25c031a3e54314c9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-12-14T15:39:34Z","title_canon_sha256":"9df906aa54746c2763f7ab0bbf4b44d07528609f2f3bd3cd2681197d631280bf"},"schema_version":"1.0","source":{"id":"1812.05984","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.05984","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"arxiv_version","alias_value":"1812.05984v1","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.05984","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"pith_short_12","alias_value":"HGXCDALRH4EZ","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"HGXCDALRH4EZIDTG","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"HGXCDALR","created_at":"2026-05-18T12:32:28Z"}],"graph_snapshots":[{"event_id":"sha256:62fb78336bb34c3f3a2cd68c05691fd45d3d9b3dacf8502b1128f300ecfc6963","target":"graph","created_at":"2026-05-17T23:58:15Z","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":"Computerized document classification already orders the news articles that Apple's \"News\" app or Google's \"personalized search\" feature groups together to match a reader's interests. The invisible and therefore illegible decisions that go into these tailored searches have been the subject of a critique by scholars who emphasize that our intelligence about documents is only as good as our ability to understand the criteria of search. This article will attempt to unpack the procedures used in computational classification of texts, translating them into term legible to humanists, and examining op","authors_text":"Andras Zsom, Ashley Lee, Jo Guldi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-12-14T15:39:34Z","title":"Measuring Similarity: Computationally Reproducing the Scholar's Interests"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.05984","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:ab86c98e032d3887565b397b68d2004565193ba6f0ffcb34ac3873d59b3e3331","target":"record","created_at":"2026-05-17T23:58:15Z","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":"b184e8691757d877f03a28b6010b3bdb57bf77d442edf1da25c031a3e54314c9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2018-12-14T15:39:34Z","title_canon_sha256":"9df906aa54746c2763f7ab0bbf4b44d07528609f2f3bd3cd2681197d631280bf"},"schema_version":"1.0","source":{"id":"1812.05984","kind":"arxiv","version":1}},"canonical_sha256":"39ae2181713f09940e6627a180ca03497051fe06cfdc8a972f127c1b49adc433","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"39ae2181713f09940e6627a180ca03497051fe06cfdc8a972f127c1b49adc433","first_computed_at":"2026-05-17T23:58:15.847452Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:58:15.847452Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"n+IDwa8qEbiy6bzzB2YUOfa9AFrCKZ61Apq/3A12yuKUt+0ft6EX27fw7LZ/gV5NDTD/kfa9xI1akvfDf+LpAw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:58:15.848184Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.05984","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ab86c98e032d3887565b397b68d2004565193ba6f0ffcb34ac3873d59b3e3331","sha256:62fb78336bb34c3f3a2cd68c05691fd45d3d9b3dacf8502b1128f300ecfc6963"],"state_sha256":"1f65a81287eb88bb4610fac761fa0e643f9d5cfa2a4ba99cdae6ed327000e870"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c4nL8DJbDezjVmKdK2e1kKYWkMmTh5OxotAgME2BZ4CRNHoSeno1H0vARmOD73Qgu3xvmf/bEwljl7IQy0m8Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T15:28:47.179714Z","bundle_sha256":"4edfe09f67cf3a6500b16045e35c3c15696e4e1ce8ac6cfb7ca493a86a91abd4"}}