{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:H65L2KFFBFVUHXIC33YIWTDGWM","short_pith_number":"pith:H65L2KFF","canonical_record":{"source":{"id":"1607.06268","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2016-07-21T11:16:47Z","cross_cats_sorted":[],"title_canon_sha256":"7100c9012e66c976e912982ce25a1132a5b000dbccbb595eff76c4121df49fd9","abstract_canon_sha256":"eed182bcea08f970fa4959ffb529208316482a802d7affd238747340c89e5448"},"schema_version":"1.0"},"canonical_sha256":"3fbabd28a5096b43dd02def08b4c66b322a8519cf7576dbb0e4299de05cf37a4","source":{"kind":"arxiv","id":"1607.06268","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.06268","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"arxiv_version","alias_value":"1607.06268v3","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.06268","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"pith_short_12","alias_value":"H65L2KFFBFVU","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"H65L2KFFBFVUHXIC","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"H65L2KFF","created_at":"2026-05-18T12:30:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:H65L2KFFBFVUHXIC33YIWTDGWM","target":"record","payload":{"canonical_record":{"source":{"id":"1607.06268","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2016-07-21T11:16:47Z","cross_cats_sorted":[],"title_canon_sha256":"7100c9012e66c976e912982ce25a1132a5b000dbccbb595eff76c4121df49fd9","abstract_canon_sha256":"eed182bcea08f970fa4959ffb529208316482a802d7affd238747340c89e5448"},"schema_version":"1.0"},"canonical_sha256":"3fbabd28a5096b43dd02def08b4c66b322a8519cf7576dbb0e4299de05cf37a4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:15.195880Z","signature_b64":"Stka3h57yTD0xAUYWJvCShjJMx02p4ulSWcwJA4bg2h1DKLsVWl6aQ7xg6TUcZcutxK+OyakJ82IzjrGob7sDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3fbabd28a5096b43dd02def08b4c66b322a8519cf7576dbb0e4299de05cf37a4","last_reissued_at":"2026-05-17T23:58:15.195417Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:15.195417Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.06268","source_version":3,"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":"mieZzMsmRdReCwM+P7b/nQKqeM/JW3FIikKP5+jnoGgvvl3KO8Fw49Dc0UNFB3JznYEQINfpViG/I2GfoQFiDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T03:34:48.952146Z"},"content_sha256":"9998b6e46144dbcc137228bf406d29541ddde84c350b8ed1f9a8ae5ada536d4a","schema_version":"1.0","event_id":"sha256:9998b6e46144dbcc137228bf406d29541ddde84c350b8ed1f9a8ae5ada536d4a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:H65L2KFFBFVUHXIC33YIWTDGWM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Learning Nominal Automata","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.FL","authors_text":"Alexandra Silva, Bartek Klin, Joshua Moerman, Matteo Sammartino, Micha{\\l} Szynwelski","submitted_at":"2016-07-21T11:16:47Z","abstract_excerpt":"We present an Angluin-style algorithm to learn nominal automata, which are acceptors of languages over infinite (structured) alphabets. The abstract approach we take allows us to seamlessly extend known variations of the algorithm to this new setting. In particular we can learn a subclass of nominal non-deterministic automata. An implementation using a recently developed Haskell library for nominal computation is provided for preliminary experiments."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.06268","kind":"arxiv","version":3},"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":"hIft5lUcsGCyfT3gmV+ZNTw/dwtLgiutGhIRdA2RbxM5+lzLuLFOzp+CboafRoy39i+jn0/In8UQGYY4aC1JAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T03:34:48.952513Z"},"content_sha256":"ec8ab52696bf95c322a03f20f0c74d8f0e3c898811420f13218931ed495e49cf","schema_version":"1.0","event_id":"sha256:ec8ab52696bf95c322a03f20f0c74d8f0e3c898811420f13218931ed495e49cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H65L2KFFBFVUHXIC33YIWTDGWM/bundle.json","state_url":"https://pith.science/pith/H65L2KFFBFVUHXIC33YIWTDGWM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H65L2KFFBFVUHXIC33YIWTDGWM/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":"2026-06-24T03:34:48Z","links":{"resolver":"https://pith.science/pith/H65L2KFFBFVUHXIC33YIWTDGWM","bundle":"https://pith.science/pith/H65L2KFFBFVUHXIC33YIWTDGWM/bundle.json","state":"https://pith.science/pith/H65L2KFFBFVUHXIC33YIWTDGWM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H65L2KFFBFVUHXIC33YIWTDGWM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:H65L2KFFBFVUHXIC33YIWTDGWM","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":"eed182bcea08f970fa4959ffb529208316482a802d7affd238747340c89e5448","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2016-07-21T11:16:47Z","title_canon_sha256":"7100c9012e66c976e912982ce25a1132a5b000dbccbb595eff76c4121df49fd9"},"schema_version":"1.0","source":{"id":"1607.06268","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.06268","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"arxiv_version","alias_value":"1607.06268v3","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.06268","created_at":"2026-05-17T23:58:15Z"},{"alias_kind":"pith_short_12","alias_value":"H65L2KFFBFVU","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"H65L2KFFBFVUHXIC","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"H65L2KFF","created_at":"2026-05-18T12:30:19Z"}],"graph_snapshots":[{"event_id":"sha256:ec8ab52696bf95c322a03f20f0c74d8f0e3c898811420f13218931ed495e49cf","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":"We present an Angluin-style algorithm to learn nominal automata, which are acceptors of languages over infinite (structured) alphabets. The abstract approach we take allows us to seamlessly extend known variations of the algorithm to this new setting. In particular we can learn a subclass of nominal non-deterministic automata. An implementation using a recently developed Haskell library for nominal computation is provided for preliminary experiments.","authors_text":"Alexandra Silva, Bartek Klin, Joshua Moerman, Matteo Sammartino, Micha{\\l} Szynwelski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2016-07-21T11:16:47Z","title":"Learning Nominal Automata"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.06268","kind":"arxiv","version":3},"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":"sha256:9998b6e46144dbcc137228bf406d29541ddde84c350b8ed1f9a8ae5ada536d4a","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":"eed182bcea08f970fa4959ffb529208316482a802d7affd238747340c89e5448","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.FL","submitted_at":"2016-07-21T11:16:47Z","title_canon_sha256":"7100c9012e66c976e912982ce25a1132a5b000dbccbb595eff76c4121df49fd9"},"schema_version":"1.0","source":{"id":"1607.06268","kind":"arxiv","version":3}},"canonical_sha256":"3fbabd28a5096b43dd02def08b4c66b322a8519cf7576dbb0e4299de05cf37a4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3fbabd28a5096b43dd02def08b4c66b322a8519cf7576dbb0e4299de05cf37a4","first_computed_at":"2026-05-17T23:58:15.195417Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:58:15.195417Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Stka3h57yTD0xAUYWJvCShjJMx02p4ulSWcwJA4bg2h1DKLsVWl6aQ7xg6TUcZcutxK+OyakJ82IzjrGob7sDw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:58:15.195880Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.06268","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9998b6e46144dbcc137228bf406d29541ddde84c350b8ed1f9a8ae5ada536d4a","sha256:ec8ab52696bf95c322a03f20f0c74d8f0e3c898811420f13218931ed495e49cf"],"state_sha256":"93a83a795a341a0cc316f3f18c8a1d59ff423d5605aa491c5d00255f056dc749"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DvUvQFjgIAXOqoBhlHB/LF1h4cSCnbTbHN3uHTh9lAbGFCW2fujlmlFeOB5w2XCOf9iLmwo3e1ThjxdjAhlbCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T03:34:48.954440Z","bundle_sha256":"b03a9ecde3a2bf1278b3b8bef8bfff62fa2d802578d9c0b274d2cc89cc61127b"}}