{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:RDJZZH3P54ZNE3L3KKUUIK5B2E","short_pith_number":"pith:RDJZZH3P","canonical_record":{"source":{"id":"1803.05078","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.LO","submitted_at":"2018-03-14T00:03:33Z","cross_cats_sorted":["cs.LO"],"title_canon_sha256":"78abf34c26d8d724e5a1fb8d59615ae66eefcad7c0b5edae38742b9e04973631","abstract_canon_sha256":"5e9cca894b19c8e8ebfa3c43b791b51b20113b2834af7e8ea8a91fe3e438fa7b"},"schema_version":"1.0"},"canonical_sha256":"88d39c9f6fef32d26d7b52a9442ba1d11388d50826c74d90cc2b0fa34770d67a","source":{"kind":"arxiv","id":"1803.05078","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05078","created_at":"2026-05-18T00:21:01Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05078v1","created_at":"2026-05-18T00:21:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05078","created_at":"2026-05-18T00:21:01Z"},{"alias_kind":"pith_short_12","alias_value":"RDJZZH3P54ZN","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RDJZZH3P54ZNE3L3","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RDJZZH3P","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:RDJZZH3P54ZNE3L3KKUUIK5B2E","target":"record","payload":{"canonical_record":{"source":{"id":"1803.05078","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.LO","submitted_at":"2018-03-14T00:03:33Z","cross_cats_sorted":["cs.LO"],"title_canon_sha256":"78abf34c26d8d724e5a1fb8d59615ae66eefcad7c0b5edae38742b9e04973631","abstract_canon_sha256":"5e9cca894b19c8e8ebfa3c43b791b51b20113b2834af7e8ea8a91fe3e438fa7b"},"schema_version":"1.0"},"canonical_sha256":"88d39c9f6fef32d26d7b52a9442ba1d11388d50826c74d90cc2b0fa34770d67a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:21:01.384234Z","signature_b64":"JTYYdohUO4Ky2Q35fqLViuXMfIFEjNCk1tg5TqkH5+OPPSI+cDzeH/tmLhbrXOcYTyrynRf3ecsycste/jWLBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"88d39c9f6fef32d26d7b52a9442ba1d11388d50826c74d90cc2b0fa34770d67a","last_reissued_at":"2026-05-18T00:21:01.383596Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:21:01.383596Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.05078","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":"2026-05-18T00:21:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xOkdzsoumWbrwotW0EOVYNxL4ajNGujdBpHSKJuyfHQJcsvC3wR97668yUUjBxBaR2yGL6wJnnPLBexdYLWgCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T02:25:16.961535Z"},"content_sha256":"7713dc3ff38acf74e2cab8e5f5347f1325d9ecd2fa9ebb00e34e96f13fdc0e01","schema_version":"1.0","event_id":"sha256:7713dc3ff38acf74e2cab8e5f5347f1325d9ecd2fa9ebb00e34e96f13fdc0e01"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:RDJZZH3P54ZNE3L3KKUUIK5B2E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Bisimulations for intuitionistic temporal logics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LO"],"primary_cat":"math.LO","authors_text":"David Fern\\'andez-Duque, Joseph Boudou, Mar\\'in Di\\'eguez, Philippe Balbiani","submitted_at":"2018-03-14T00:03:33Z","abstract_excerpt":"We introduce bisimulations for the logic $ITL^e$ with `next', `until' and `release', an intuitionistic temporal logic based on structures equipped with a partial order used to interpret intuitionistic implication and a monotone function used to interpret the temporal modalities. Our main results are that `eventually', which is definable in terms of `until', cannot be defined in terms of `next' and `henceforth', and similarly that `henceforth', definable in terms of `release', cannot be defined in terms of `next' and `until', even over the smaller class of here-and-there models."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05078","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":"2026-05-18T00:21:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ADoVbn3eRqJwCCbkEfcveu4C0P5S0BjenvfRqJ3xzHtZF/HIz1yT7x57zcJThsH2I+iEwoDc3GExn0NVLqXDCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T02:25:16.962234Z"},"content_sha256":"8d1702ea6ea14b8293aaf08cf8a6c3f30d589492baebbe9639e68c861d161778","schema_version":"1.0","event_id":"sha256:8d1702ea6ea14b8293aaf08cf8a6c3f30d589492baebbe9639e68c861d161778"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RDJZZH3P54ZNE3L3KKUUIK5B2E/bundle.json","state_url":"https://pith.science/pith/RDJZZH3P54ZNE3L3KKUUIK5B2E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RDJZZH3P54ZNE3L3KKUUIK5B2E/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":"2026-06-09T02:25:16Z","links":{"resolver":"https://pith.science/pith/RDJZZH3P54ZNE3L3KKUUIK5B2E","bundle":"https://pith.science/pith/RDJZZH3P54ZNE3L3KKUUIK5B2E/bundle.json","state":"https://pith.science/pith/RDJZZH3P54ZNE3L3KKUUIK5B2E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RDJZZH3P54ZNE3L3KKUUIK5B2E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RDJZZH3P54ZNE3L3KKUUIK5B2E","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":"5e9cca894b19c8e8ebfa3c43b791b51b20113b2834af7e8ea8a91fe3e438fa7b","cross_cats_sorted":["cs.LO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.LO","submitted_at":"2018-03-14T00:03:33Z","title_canon_sha256":"78abf34c26d8d724e5a1fb8d59615ae66eefcad7c0b5edae38742b9e04973631"},"schema_version":"1.0","source":{"id":"1803.05078","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05078","created_at":"2026-05-18T00:21:01Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05078v1","created_at":"2026-05-18T00:21:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05078","created_at":"2026-05-18T00:21:01Z"},{"alias_kind":"pith_short_12","alias_value":"RDJZZH3P54ZN","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RDJZZH3P54ZNE3L3","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RDJZZH3P","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:8d1702ea6ea14b8293aaf08cf8a6c3f30d589492baebbe9639e68c861d161778","target":"graph","created_at":"2026-05-18T00:21:01Z","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":"We introduce bisimulations for the logic $ITL^e$ with `next', `until' and `release', an intuitionistic temporal logic based on structures equipped with a partial order used to interpret intuitionistic implication and a monotone function used to interpret the temporal modalities. Our main results are that `eventually', which is definable in terms of `until', cannot be defined in terms of `next' and `henceforth', and similarly that `henceforth', definable in terms of `release', cannot be defined in terms of `next' and `until', even over the smaller class of here-and-there models.","authors_text":"David Fern\\'andez-Duque, Joseph Boudou, Mar\\'in Di\\'eguez, Philippe Balbiani","cross_cats":["cs.LO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.LO","submitted_at":"2018-03-14T00:03:33Z","title":"Bisimulations for intuitionistic temporal logics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05078","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":"sha256:7713dc3ff38acf74e2cab8e5f5347f1325d9ecd2fa9ebb00e34e96f13fdc0e01","target":"record","created_at":"2026-05-18T00:21:01Z","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":"5e9cca894b19c8e8ebfa3c43b791b51b20113b2834af7e8ea8a91fe3e438fa7b","cross_cats_sorted":["cs.LO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.LO","submitted_at":"2018-03-14T00:03:33Z","title_canon_sha256":"78abf34c26d8d724e5a1fb8d59615ae66eefcad7c0b5edae38742b9e04973631"},"schema_version":"1.0","source":{"id":"1803.05078","kind":"arxiv","version":1}},"canonical_sha256":"88d39c9f6fef32d26d7b52a9442ba1d11388d50826c74d90cc2b0fa34770d67a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"88d39c9f6fef32d26d7b52a9442ba1d11388d50826c74d90cc2b0fa34770d67a","first_computed_at":"2026-05-18T00:21:01.383596Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:21:01.383596Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JTYYdohUO4Ky2Q35fqLViuXMfIFEjNCk1tg5TqkH5+OPPSI+cDzeH/tmLhbrXOcYTyrynRf3ecsycste/jWLBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:21:01.384234Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.05078","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7713dc3ff38acf74e2cab8e5f5347f1325d9ecd2fa9ebb00e34e96f13fdc0e01","sha256:8d1702ea6ea14b8293aaf08cf8a6c3f30d589492baebbe9639e68c861d161778"],"state_sha256":"ff7989f3ec9583524030749809f10a2016ae76eeaa231c94eeba17034b70fdd1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"usrZnXiFGj/ZRZYTevibnAIozfM50VTPAK8AXTQ6ljJPg/L2ihlqf2vBVl4CqjVmSfXKLqtO0LtDXlDiW3Y9Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T02:25:16.966269Z","bundle_sha256":"239b508905dafb2f2d8cdf95b081a1cf56bd54ba7dd4475acc7570be39eb22cf"}}