{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:2UN3SUHNTR5FYRXTDAMGLSR5JF","short_pith_number":"pith:2UN3SUHN","canonical_record":{"source":{"id":"2202.00777","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2022-02-01T21:44:06Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"56489c471bd7bf97759986f3c053437e0e5cb4fff84b23cdf0953c82c0137b0b","abstract_canon_sha256":"0259d5b129d27687d26a3e76f3674efff5e0d20ff1d4337c13c76483a53d547d"},"schema_version":"1.0"},"canonical_sha256":"d51bb950ed9c7a5c46f3181865ca3d497f43abaf8176f6d383aa96b95cb4ce44","source":{"kind":"arxiv","id":"2202.00777","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.00777","created_at":"2026-07-05T03:53:27Z"},{"alias_kind":"arxiv_version","alias_value":"2202.00777v1","created_at":"2026-07-05T03:53:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.00777","created_at":"2026-07-05T03:53:27Z"},{"alias_kind":"pith_short_12","alias_value":"2UN3SUHNTR5F","created_at":"2026-07-05T03:53:27Z"},{"alias_kind":"pith_short_16","alias_value":"2UN3SUHNTR5FYRXT","created_at":"2026-07-05T03:53:27Z"},{"alias_kind":"pith_short_8","alias_value":"2UN3SUHN","created_at":"2026-07-05T03:53:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:2UN3SUHNTR5FYRXTDAMGLSR5JF","target":"record","payload":{"canonical_record":{"source":{"id":"2202.00777","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2022-02-01T21:44:06Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"56489c471bd7bf97759986f3c053437e0e5cb4fff84b23cdf0953c82c0137b0b","abstract_canon_sha256":"0259d5b129d27687d26a3e76f3674efff5e0d20ff1d4337c13c76483a53d547d"},"schema_version":"1.0"},"canonical_sha256":"d51bb950ed9c7a5c46f3181865ca3d497f43abaf8176f6d383aa96b95cb4ce44","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:53:27.547745Z","signature_b64":"p21LxyzesVPzjTMUb7fuLbfeGLdxdUkA56UYWTX2myX3KmkuYGRhnrrgqg5g/9QpFUjI/zdBTCyXxcJOx6bpBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d51bb950ed9c7a5c46f3181865ca3d497f43abaf8176f6d383aa96b95cb4ce44","last_reissued_at":"2026-07-05T03:53:27.547326Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:53:27.547326Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2202.00777","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":"2026-07-05T03:53:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lj5+/b2eTe9sFtz5qQ/gZsSZL9myZzvdLcisyHTPAYMFtO4h3zvWd8Jbwc88V9PDWnwSWa301yw6rLURySlODw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T11:56:53.659706Z"},"content_sha256":"a6075016194b1cf269086c184ec96f4222d825a69513e0a20a99a536a18883ec","schema_version":"1.0","event_id":"sha256:a6075016194b1cf269086c184ec96f4222d825a69513e0a20a99a536a18883ec"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:2UN3SUHNTR5FYRXTDAMGLSR5JF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Web accessibility trends and implementation in dynamic web applications","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"cs.HC","authors_text":"Alberto Accomazzi, Carolyn S. Grant, Donna M. Thompson, Edwin Henneken, Felix Grezes, Golnaz Shapurian, Kelly E. Lockhart, Matthew R. Templeton, Michael J. Kurtz, Nemanja Martinovic, Roman Chyla, Sergi Blanco-Cuaresma, Shinyi Chen, Stephen McDonald, Timothy W. Hostetler","submitted_at":"2022-02-01T21:44:06Z","abstract_excerpt":"The NASA Astrophysics Data System (ADS), a critical research service for the astrophysics community, strives to provide the most accessible and inclusive environment for the discovery and exploration of the astronomical literature. Part of this goal involves creating a digital platform that can accommodate everybody, including those with disabilities that would benefit from alternative ways to present the information provided by the website. NASA ADS follows the official Web Content Accessibility Guidelines (WCAG) standard for ensuring accessibility of all its applications, striving to exceed "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.00777","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2202.00777/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T03:53:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LVYoQHheWqqoeZd5oQvn19w1ykm9m1vXWPcbWpxBhL80fqxU/DA4CDzcNUArRfHQmPOI6rBi6XKv9giYuP+SBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T11:56:53.660091Z"},"content_sha256":"e88eaf9d5ba210e77299ccf1002ef6e6bcd9c6f65fe947b14fe0f302ed7597aa","schema_version":"1.0","event_id":"sha256:e88eaf9d5ba210e77299ccf1002ef6e6bcd9c6f65fe947b14fe0f302ed7597aa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2UN3SUHNTR5FYRXTDAMGLSR5JF/bundle.json","state_url":"https://pith.science/pith/2UN3SUHNTR5FYRXTDAMGLSR5JF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2UN3SUHNTR5FYRXTDAMGLSR5JF/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":"2026-07-07T11:56:53Z","links":{"resolver":"https://pith.science/pith/2UN3SUHNTR5FYRXTDAMGLSR5JF","bundle":"https://pith.science/pith/2UN3SUHNTR5FYRXTDAMGLSR5JF/bundle.json","state":"https://pith.science/pith/2UN3SUHNTR5FYRXTDAMGLSR5JF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2UN3SUHNTR5FYRXTDAMGLSR5JF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:2UN3SUHNTR5FYRXTDAMGLSR5JF","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":"0259d5b129d27687d26a3e76f3674efff5e0d20ff1d4337c13c76483a53d547d","cross_cats_sorted":["astro-ph.IM"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2022-02-01T21:44:06Z","title_canon_sha256":"56489c471bd7bf97759986f3c053437e0e5cb4fff84b23cdf0953c82c0137b0b"},"schema_version":"1.0","source":{"id":"2202.00777","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.00777","created_at":"2026-07-05T03:53:27Z"},{"alias_kind":"arxiv_version","alias_value":"2202.00777v1","created_at":"2026-07-05T03:53:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.00777","created_at":"2026-07-05T03:53:27Z"},{"alias_kind":"pith_short_12","alias_value":"2UN3SUHNTR5F","created_at":"2026-07-05T03:53:27Z"},{"alias_kind":"pith_short_16","alias_value":"2UN3SUHNTR5FYRXT","created_at":"2026-07-05T03:53:27Z"},{"alias_kind":"pith_short_8","alias_value":"2UN3SUHN","created_at":"2026-07-05T03:53:27Z"}],"graph_snapshots":[{"event_id":"sha256:e88eaf9d5ba210e77299ccf1002ef6e6bcd9c6f65fe947b14fe0f302ed7597aa","target":"graph","created_at":"2026-07-05T03:53:27Z","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/2202.00777/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The NASA Astrophysics Data System (ADS), a critical research service for the astrophysics community, strives to provide the most accessible and inclusive environment for the discovery and exploration of the astronomical literature. Part of this goal involves creating a digital platform that can accommodate everybody, including those with disabilities that would benefit from alternative ways to present the information provided by the website. NASA ADS follows the official Web Content Accessibility Guidelines (WCAG) standard for ensuring accessibility of all its applications, striving to exceed ","authors_text":"Alberto Accomazzi, Carolyn S. Grant, Donna M. Thompson, Edwin Henneken, Felix Grezes, Golnaz Shapurian, Kelly E. Lockhart, Matthew R. Templeton, Michael J. Kurtz, Nemanja Martinovic, Roman Chyla, Sergi Blanco-Cuaresma, Shinyi Chen, Stephen McDonald, Timothy W. Hostetler","cross_cats":["astro-ph.IM"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2022-02-01T21:44:06Z","title":"Web accessibility trends and implementation in dynamic web applications"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.00777","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:a6075016194b1cf269086c184ec96f4222d825a69513e0a20a99a536a18883ec","target":"record","created_at":"2026-07-05T03:53:27Z","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":"0259d5b129d27687d26a3e76f3674efff5e0d20ff1d4337c13c76483a53d547d","cross_cats_sorted":["astro-ph.IM"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.HC","submitted_at":"2022-02-01T21:44:06Z","title_canon_sha256":"56489c471bd7bf97759986f3c053437e0e5cb4fff84b23cdf0953c82c0137b0b"},"schema_version":"1.0","source":{"id":"2202.00777","kind":"arxiv","version":1}},"canonical_sha256":"d51bb950ed9c7a5c46f3181865ca3d497f43abaf8176f6d383aa96b95cb4ce44","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d51bb950ed9c7a5c46f3181865ca3d497f43abaf8176f6d383aa96b95cb4ce44","first_computed_at":"2026-07-05T03:53:27.547326Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:53:27.547326Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"p21LxyzesVPzjTMUb7fuLbfeGLdxdUkA56UYWTX2myX3KmkuYGRhnrrgqg5g/9QpFUjI/zdBTCyXxcJOx6bpBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:53:27.547745Z","signed_message":"canonical_sha256_bytes"},"source_id":"2202.00777","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a6075016194b1cf269086c184ec96f4222d825a69513e0a20a99a536a18883ec","sha256:e88eaf9d5ba210e77299ccf1002ef6e6bcd9c6f65fe947b14fe0f302ed7597aa"],"state_sha256":"fe5c775c6418c1870003d579260a55123ff595dd74d06e9cbdea2a7483c381fe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yC1FbLi4j9DxvIZIW8biRCw10cZwIZ/VjswDEWx21RvO9IZ2sbBgHRq1i9DMioTOHhFLRVO1iLU3v+/gi18mBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T11:56:53.662092Z","bundle_sha256":"b44941561ef63be6b28d0929cb3edb902364c7cc536add4ba52d368f882daaf4"}}