{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:AE2WGSYYZCWMIJJ2QEE7FJ6UPM","short_pith_number":"pith:AE2WGSYY","canonical_record":{"source":{"id":"2504.13549","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-04-18T08:29:47Z","cross_cats_sorted":[],"title_canon_sha256":"f58b554dda6a81b4d58e9e38b5e50316ee3b93c4e9b5948d4df4b635fa875856","abstract_canon_sha256":"5b0e9fc2d74063ad67005513d1d749dc54dbf4c5c5deb131f7ed59d7ca5764d8"},"schema_version":"1.0"},"canonical_sha256":"0135634b18c8acc4253a8109f2a7d47b0ca99ecbb090cd10573e71bde74a7583","source":{"kind":"arxiv","id":"2504.13549","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.13549","created_at":"2026-07-05T12:03:47Z"},{"alias_kind":"arxiv_version","alias_value":"2504.13549v2","created_at":"2026-07-05T12:03:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.13549","created_at":"2026-07-05T12:03:47Z"},{"alias_kind":"pith_short_12","alias_value":"AE2WGSYYZCWM","created_at":"2026-07-05T12:03:47Z"},{"alias_kind":"pith_short_16","alias_value":"AE2WGSYYZCWMIJJ2","created_at":"2026-07-05T12:03:47Z"},{"alias_kind":"pith_short_8","alias_value":"AE2WGSYY","created_at":"2026-07-05T12:03:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:AE2WGSYYZCWMIJJ2QEE7FJ6UPM","target":"record","payload":{"canonical_record":{"source":{"id":"2504.13549","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-04-18T08:29:47Z","cross_cats_sorted":[],"title_canon_sha256":"f58b554dda6a81b4d58e9e38b5e50316ee3b93c4e9b5948d4df4b635fa875856","abstract_canon_sha256":"5b0e9fc2d74063ad67005513d1d749dc54dbf4c5c5deb131f7ed59d7ca5764d8"},"schema_version":"1.0"},"canonical_sha256":"0135634b18c8acc4253a8109f2a7d47b0ca99ecbb090cd10573e71bde74a7583","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:03:47.609600Z","signature_b64":"USCAErsfPSuAkhOzifx4UrEDtTIhN0+W49sFVkMD50+bB3srS+EIvxQj1hEoPJyze0ZlVp2xcGe/YcvL2vYvDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0135634b18c8acc4253a8109f2a7d47b0ca99ecbb090cd10573e71bde74a7583","last_reissued_at":"2026-07-05T12:03:47.609057Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:03:47.609057Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.13549","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T12:03:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GAlG6YjyVu4TCV5bPDmlqKJEcDV0qcYTdmCqEx+Fl+PTGHgyVHGxXF7jgNdQ7E6alQr1/lMuyj5iA04PCs8hCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T11:07:18.856621Z"},"content_sha256":"6cfddb888700e976cdd70573296d7d30edcaebaa5968fca2c07a399c23951bbb","schema_version":"1.0","event_id":"sha256:6cfddb888700e976cdd70573296d7d30edcaebaa5968fca2c07a399c23951bbb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:AE2WGSYYZCWMIJJ2QEE7FJ6UPM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Adaptive Lattice Gas Algorithm: Classical and Quantum implementations","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Ljubomir Budinski, Niccol\\`o Fonio, Pierre Sagaut, Valtteri Lahtinen","submitted_at":"2025-04-18T08:29:47Z","abstract_excerpt":"Lattice gas algorithms (LGA) are a class of algorithms including, in chronological order, binary lattice gas cellular automata (LGCA), integer lattice gas algorithms (ILGA) and lattice Boltzmann method (LBM). They are largely used for simulating non-linear systems. Starting from 1-dimensional ILGA, we design an algorithm where we carry out a fraction of the possible collisions. These fractions are then adapted to reproduce LBM equilibrium distributions, resulting in an adaptive lattice gas algorithm (ALGA) that achieves the same simulation results of LBM. Considering this, we develop a quantum"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.13549","kind":"arxiv","version":2},"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/2504.13549/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":"2026-07-05T12:03:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XZJgFk9oANJhvTwjjnCDkx3rlTfn1sYnhFNCD+rWgiFvU7oHaHBVyifcVZR4WqlIQochEPDf1GOW5e3lU+71Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T11:07:18.857122Z"},"content_sha256":"924c0ab0d0ceb6906cdd4adfc91b187f4731c3ee01378342e4fef5def4fac84d","schema_version":"1.0","event_id":"sha256:924c0ab0d0ceb6906cdd4adfc91b187f4731c3ee01378342e4fef5def4fac84d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AE2WGSYYZCWMIJJ2QEE7FJ6UPM/bundle.json","state_url":"https://pith.science/pith/AE2WGSYYZCWMIJJ2QEE7FJ6UPM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AE2WGSYYZCWMIJJ2QEE7FJ6UPM/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":"2026-08-18T11:07:18Z","links":{"resolver":"https://pith.science/pith/AE2WGSYYZCWMIJJ2QEE7FJ6UPM","bundle":"https://pith.science/pith/AE2WGSYYZCWMIJJ2QEE7FJ6UPM/bundle.json","state":"https://pith.science/pith/AE2WGSYYZCWMIJJ2QEE7FJ6UPM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AE2WGSYYZCWMIJJ2QEE7FJ6UPM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:AE2WGSYYZCWMIJJ2QEE7FJ6UPM","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":"5b0e9fc2d74063ad67005513d1d749dc54dbf4c5c5deb131f7ed59d7ca5764d8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-04-18T08:29:47Z","title_canon_sha256":"f58b554dda6a81b4d58e9e38b5e50316ee3b93c4e9b5948d4df4b635fa875856"},"schema_version":"1.0","source":{"id":"2504.13549","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.13549","created_at":"2026-07-05T12:03:47Z"},{"alias_kind":"arxiv_version","alias_value":"2504.13549v2","created_at":"2026-07-05T12:03:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.13549","created_at":"2026-07-05T12:03:47Z"},{"alias_kind":"pith_short_12","alias_value":"AE2WGSYYZCWM","created_at":"2026-07-05T12:03:47Z"},{"alias_kind":"pith_short_16","alias_value":"AE2WGSYYZCWMIJJ2","created_at":"2026-07-05T12:03:47Z"},{"alias_kind":"pith_short_8","alias_value":"AE2WGSYY","created_at":"2026-07-05T12:03:47Z"}],"graph_snapshots":[{"event_id":"sha256:924c0ab0d0ceb6906cdd4adfc91b187f4731c3ee01378342e4fef5def4fac84d","target":"graph","created_at":"2026-07-05T12:03:47Z","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/2504.13549/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Lattice gas algorithms (LGA) are a class of algorithms including, in chronological order, binary lattice gas cellular automata (LGCA), integer lattice gas algorithms (ILGA) and lattice Boltzmann method (LBM). They are largely used for simulating non-linear systems. Starting from 1-dimensional ILGA, we design an algorithm where we carry out a fraction of the possible collisions. These fractions are then adapted to reproduce LBM equilibrium distributions, resulting in an adaptive lattice gas algorithm (ALGA) that achieves the same simulation results of LBM. Considering this, we develop a quantum","authors_text":"Ljubomir Budinski, Niccol\\`o Fonio, Pierre Sagaut, Valtteri Lahtinen","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-04-18T08:29:47Z","title":"Adaptive Lattice Gas Algorithm: Classical and Quantum implementations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.13549","kind":"arxiv","version":2},"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":"sha256:6cfddb888700e976cdd70573296d7d30edcaebaa5968fca2c07a399c23951bbb","target":"record","created_at":"2026-07-05T12:03:47Z","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":"5b0e9fc2d74063ad67005513d1d749dc54dbf4c5c5deb131f7ed59d7ca5764d8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2025-04-18T08:29:47Z","title_canon_sha256":"f58b554dda6a81b4d58e9e38b5e50316ee3b93c4e9b5948d4df4b635fa875856"},"schema_version":"1.0","source":{"id":"2504.13549","kind":"arxiv","version":2}},"canonical_sha256":"0135634b18c8acc4253a8109f2a7d47b0ca99ecbb090cd10573e71bde74a7583","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0135634b18c8acc4253a8109f2a7d47b0ca99ecbb090cd10573e71bde74a7583","first_computed_at":"2026-07-05T12:03:47.609057Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:03:47.609057Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"USCAErsfPSuAkhOzifx4UrEDtTIhN0+W49sFVkMD50+bB3srS+EIvxQj1hEoPJyze0ZlVp2xcGe/YcvL2vYvDA==","signature_status":"signed_v1","signed_at":"2026-07-05T12:03:47.609600Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.13549","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6cfddb888700e976cdd70573296d7d30edcaebaa5968fca2c07a399c23951bbb","sha256:924c0ab0d0ceb6906cdd4adfc91b187f4731c3ee01378342e4fef5def4fac84d"],"state_sha256":"a6c131fa341f0baee6dfccf2a66eb44a83fe2eee1a094cd7507bb56c301f1e83"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pwZ8xg3g4VmI2OTmx3Y7RbJQBhEBBxrD/vMAJ5YS8OAUCKuatXIXM5NdVDNq+xcFKy/2WuHvHpBxB46S7/siAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T11:07:18.861265Z","bundle_sha256":"ba9cacee43acb6ce101ed99364bf967fd6a65299922cecfd1014140dd80e9dac"}}