{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:XM2PW7VPHKXPUGB5U456A3E2F3","short_pith_number":"pith:XM2PW7VP","canonical_record":{"source":{"id":"2411.13722","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2024-11-20T21:55:28Z","cross_cats_sorted":[],"title_canon_sha256":"c692721f872c20f9ac23d0d54fe678780c00f64b65159bd1f20421c6b95f911b","abstract_canon_sha256":"d7b30fcf1c10f5083e789319a8f634bbde8326d978866bf4f1adb3e534dc9b81"},"schema_version":"1.0"},"canonical_sha256":"bb34fb7eaf3aaefa183da73be06c9a2ee1d4740ff33b1510f112a4addc491815","source":{"kind":"arxiv","id":"2411.13722","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.13722","created_at":"2026-07-05T09:38:36Z"},{"alias_kind":"arxiv_version","alias_value":"2411.13722v1","created_at":"2026-07-05T09:38:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.13722","created_at":"2026-07-05T09:38:36Z"},{"alias_kind":"pith_short_12","alias_value":"XM2PW7VPHKXP","created_at":"2026-07-05T09:38:36Z"},{"alias_kind":"pith_short_16","alias_value":"XM2PW7VPHKXPUGB5","created_at":"2026-07-05T09:38:36Z"},{"alias_kind":"pith_short_8","alias_value":"XM2PW7VP","created_at":"2026-07-05T09:38:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:XM2PW7VPHKXPUGB5U456A3E2F3","target":"record","payload":{"canonical_record":{"source":{"id":"2411.13722","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2024-11-20T21:55:28Z","cross_cats_sorted":[],"title_canon_sha256":"c692721f872c20f9ac23d0d54fe678780c00f64b65159bd1f20421c6b95f911b","abstract_canon_sha256":"d7b30fcf1c10f5083e789319a8f634bbde8326d978866bf4f1adb3e534dc9b81"},"schema_version":"1.0"},"canonical_sha256":"bb34fb7eaf3aaefa183da73be06c9a2ee1d4740ff33b1510f112a4addc491815","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:38:36.323871Z","signature_b64":"3md5uuLCI8XCXR93Wn8wbMzwbhFX7JPXE3T9ea4MUw86cJ81yNGyd+479dNScTTNDhKewemjfOwB1Oj+ijXYDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb34fb7eaf3aaefa183da73be06c9a2ee1d4740ff33b1510f112a4addc491815","last_reissued_at":"2026-07-05T09:38:36.323392Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:38:36.323392Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2411.13722","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":"2026-07-05T09:38:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K5N5LbgIg0euZ1qj/4Mg/zhYawMIqKhtnt06wJThHhtk797EziiuhcrkwBQYi9QzFiKlgPpm1pxiY6G8CbNnDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T23:53:06.710337Z"},"content_sha256":"0f0ff4952223f3f0435d238d06f5b28286c56b10e2a53cd840fc50dd2331eb2c","schema_version":"1.0","event_id":"sha256:0f0ff4952223f3f0435d238d06f5b28286c56b10e2a53cd840fc50dd2331eb2c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:XM2PW7VPHKXPUGB5U456A3E2F3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Systematic Literature Review on a Decade of Industrial TLA+ Practice","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.SE","authors_text":"Christos Tsigkanos, Leandro Lerena, Roman B\\\"ogli, Timo Kehrer","submitted_at":"2024-11-20T21:55:28Z","abstract_excerpt":"TLA+ is a formal specification language used for designing, modeling, documenting, and verifying systems through model checking. Despite significant interest from the research community, knowledge about usage of the TLA+ ecosystem in practice remains scarce. Industry reports suggest that software engineers could benefit from insights, innovations, and solutions to the practical challenges of TLA+. This paper explores this development by conducting a systematic literature review of TLA+'s industrial usage over the past decade. We analyze the trend in industrial application, characterize its use"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.13722","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/2411.13722/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":"2026-07-05T09:38:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5S8S4/FQ4SeC9G6tX2W5/cyRwInCGc3XhX331wbO8T9XGWlgzjVwwymWMyEHx4itJ83/cmqHHZoTD1MDhjYLCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T23:53:06.710859Z"},"content_sha256":"a218b6873c9c196c4263ec6527d96095c5125b44bbe957293d10d0116d4bde00","schema_version":"1.0","event_id":"sha256:a218b6873c9c196c4263ec6527d96095c5125b44bbe957293d10d0116d4bde00"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XM2PW7VPHKXPUGB5U456A3E2F3/bundle.json","state_url":"https://pith.science/pith/XM2PW7VPHKXPUGB5U456A3E2F3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XM2PW7VPHKXPUGB5U456A3E2F3/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":"2026-08-12T23:53:06Z","links":{"resolver":"https://pith.science/pith/XM2PW7VPHKXPUGB5U456A3E2F3","bundle":"https://pith.science/pith/XM2PW7VPHKXPUGB5U456A3E2F3/bundle.json","state":"https://pith.science/pith/XM2PW7VPHKXPUGB5U456A3E2F3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XM2PW7VPHKXPUGB5U456A3E2F3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:XM2PW7VPHKXPUGB5U456A3E2F3","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":"d7b30fcf1c10f5083e789319a8f634bbde8326d978866bf4f1adb3e534dc9b81","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2024-11-20T21:55:28Z","title_canon_sha256":"c692721f872c20f9ac23d0d54fe678780c00f64b65159bd1f20421c6b95f911b"},"schema_version":"1.0","source":{"id":"2411.13722","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.13722","created_at":"2026-07-05T09:38:36Z"},{"alias_kind":"arxiv_version","alias_value":"2411.13722v1","created_at":"2026-07-05T09:38:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.13722","created_at":"2026-07-05T09:38:36Z"},{"alias_kind":"pith_short_12","alias_value":"XM2PW7VPHKXP","created_at":"2026-07-05T09:38:36Z"},{"alias_kind":"pith_short_16","alias_value":"XM2PW7VPHKXPUGB5","created_at":"2026-07-05T09:38:36Z"},{"alias_kind":"pith_short_8","alias_value":"XM2PW7VP","created_at":"2026-07-05T09:38:36Z"}],"graph_snapshots":[{"event_id":"sha256:a218b6873c9c196c4263ec6527d96095c5125b44bbe957293d10d0116d4bde00","target":"graph","created_at":"2026-07-05T09:38:36Z","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/2411.13722/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"TLA+ is a formal specification language used for designing, modeling, documenting, and verifying systems through model checking. Despite significant interest from the research community, knowledge about usage of the TLA+ ecosystem in practice remains scarce. Industry reports suggest that software engineers could benefit from insights, innovations, and solutions to the practical challenges of TLA+. This paper explores this development by conducting a systematic literature review of TLA+'s industrial usage over the past decade. We analyze the trend in industrial application, characterize its use","authors_text":"Christos Tsigkanos, Leandro Lerena, Roman B\\\"ogli, Timo Kehrer","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2024-11-20T21:55:28Z","title":"A Systematic Literature Review on a Decade of Industrial TLA+ Practice"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.13722","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":"sha256:0f0ff4952223f3f0435d238d06f5b28286c56b10e2a53cd840fc50dd2331eb2c","target":"record","created_at":"2026-07-05T09:38:36Z","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":"d7b30fcf1c10f5083e789319a8f634bbde8326d978866bf4f1adb3e534dc9b81","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.SE","submitted_at":"2024-11-20T21:55:28Z","title_canon_sha256":"c692721f872c20f9ac23d0d54fe678780c00f64b65159bd1f20421c6b95f911b"},"schema_version":"1.0","source":{"id":"2411.13722","kind":"arxiv","version":1}},"canonical_sha256":"bb34fb7eaf3aaefa183da73be06c9a2ee1d4740ff33b1510f112a4addc491815","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bb34fb7eaf3aaefa183da73be06c9a2ee1d4740ff33b1510f112a4addc491815","first_computed_at":"2026-07-05T09:38:36.323392Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:38:36.323392Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3md5uuLCI8XCXR93Wn8wbMzwbhFX7JPXE3T9ea4MUw86cJ81yNGyd+479dNScTTNDhKewemjfOwB1Oj+ijXYDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:38:36.323871Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.13722","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0f0ff4952223f3f0435d238d06f5b28286c56b10e2a53cd840fc50dd2331eb2c","sha256:a218b6873c9c196c4263ec6527d96095c5125b44bbe957293d10d0116d4bde00"],"state_sha256":"b188dae66c00120c7cdc5ca57a46734fec4d7f018eab353c4f546cb1f3f96a0d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q/KK5qnpslAN8TJjmn7THfuxSZ9Rl4Op1p4A6jeYPXwyl5TT8+EUgwl0UqbY0Dkd3ZqRHmfJD1+tKn87d5McDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T23:53:06.715657Z","bundle_sha256":"eac6262689e0c035c4c1eac1d063133693a7a3e316541598002ecf44f73d2d90"}}