{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:Y6VNX2JT35JEDBJUQKIIJOPZPV","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":"d779295621182eb692ec4fefe41ad832def2ffada25993f66f94b266eaa2356e","cross_cats_sorted":["cs.CL","cs.HC"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2026-07-30T06:24:38Z","title_canon_sha256":"d9dc8ffa86e9dda21a4db95256e22abea4b08fe3e3f15ea6bdf22f7d5fcb73b0"},"schema_version":"1.0","source":{"id":"2607.27739","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.27739","created_at":"2026-07-31T01:30:07Z"},{"alias_kind":"arxiv_version","alias_value":"2607.27739v1","created_at":"2026-07-31T01:30:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.27739","created_at":"2026-07-31T01:30:07Z"},{"alias_kind":"pith_short_12","alias_value":"Y6VNX2JT35JE","created_at":"2026-07-31T01:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"Y6VNX2JT35JEDBJU","created_at":"2026-07-31T01:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"Y6VNX2JT","created_at":"2026-07-31T01:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:5fc452aa02528e7b9bfe819898446ed8a01abcd2b1e01818408435b5b67f3cc1","target":"graph","created_at":"2026-07-31T01:30:07Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2607.27739/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Context compression discards most of a document before a language model reads it, and is normally evaluated by downstream task accuracy - which makes another model the judge of what mattered. Naturalistic social highlighting offers a non-circular reference: many people independently marking passages on the same page. But the obvious metric, the fraction of crowd-marked sentences a compressor keeps, is confounded twice: crowd marks are front-loaded and crowd-marked sentences are longer, so any method favouring early or long sentences scores well regardless of readers. We remove both by matching","authors_text":"Kazuki Nakayashiki, Keisuke Watanabe","cross_cats":["cs.CL","cs.HC"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2026-07-30T06:24:38Z","title":"Measuring Alignment With Reader Highlights Net of Position and Length"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.27739","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":"sha256:435b469dabb9d3b798b7b9de9a745168e8f6a280cdb5c8088531a11de4df1339","target":"record","created_at":"2026-07-31T01:30:07Z","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":"d779295621182eb692ec4fefe41ad832def2ffada25993f66f94b266eaa2356e","cross_cats_sorted":["cs.CL","cs.HC"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2026-07-30T06:24:38Z","title_canon_sha256":"d9dc8ffa86e9dda21a4db95256e22abea4b08fe3e3f15ea6bdf22f7d5fcb73b0"},"schema_version":"1.0","source":{"id":"2607.27739","kind":"arxiv","version":1}},"canonical_sha256":"c7aadbe933df52418534829084b9f97d67ee7b2029887f4429796bebf4330827","receipt":{"builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c7aadbe933df52418534829084b9f97d67ee7b2029887f4429796bebf4330827","first_computed_at":"2026-07-31T01:30:07.748088Z","kind":"pith_receipt","last_reissued_at":"2026-07-31T01:30:07.748088Z","receipt_version":"0.3","signature_status":"unsigned_v0"},"source_id":"2607.27739","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:435b469dabb9d3b798b7b9de9a745168e8f6a280cdb5c8088531a11de4df1339","sha256:5fc452aa02528e7b9bfe819898446ed8a01abcd2b1e01818408435b5b67f3cc1"],"state_sha256":"f9839ab8cc0fa307db5770096e5845415940a5bee907c2e729b7546104022c9a"}