{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:2L6XKEGQVCPUR6V25VNDWA5VSJ","short_pith_number":"pith:2L6XKEGQ","canonical_record":{"source":{"id":"2602.20210","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2026-02-23T03:59:47Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"57f85c41f73bec4c1f0262cef4f575f284f71a79f8fc1e8014410be0deb2cb3b","abstract_canon_sha256":"2bcf0a4c5ecfa4523f64a5efb756f3024a1538df7ab7c0bb5eef91c101e9700c"},"schema_version":"1.0"},"canonical_sha256":"d2fd7510d0a89f48fabaed5a3b03b59273619503cc3a071beb68261c4fe03b38","source":{"kind":"arxiv","id":"2602.20210","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.20210","created_at":"2026-05-25T02:01:16Z"},{"alias_kind":"arxiv_version","alias_value":"2602.20210v2","created_at":"2026-05-25T02:01:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.20210","created_at":"2026-05-25T02:01:16Z"},{"alias_kind":"pith_short_12","alias_value":"2L6XKEGQVCPU","created_at":"2026-05-25T02:01:16Z"},{"alias_kind":"pith_short_16","alias_value":"2L6XKEGQVCPUR6V2","created_at":"2026-05-25T02:01:16Z"},{"alias_kind":"pith_short_8","alias_value":"2L6XKEGQ","created_at":"2026-05-25T02:01:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:2L6XKEGQVCPUR6V25VNDWA5VSJ","target":"record","payload":{"canonical_record":{"source":{"id":"2602.20210","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2026-02-23T03:59:47Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"57f85c41f73bec4c1f0262cef4f575f284f71a79f8fc1e8014410be0deb2cb3b","abstract_canon_sha256":"2bcf0a4c5ecfa4523f64a5efb756f3024a1538df7ab7c0bb5eef91c101e9700c"},"schema_version":"1.0"},"canonical_sha256":"d2fd7510d0a89f48fabaed5a3b03b59273619503cc3a071beb68261c4fe03b38","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-25T02:01:16.009304Z","signature_b64":"DdIICJMAdYCBJA2q+/2pwCPKmA79sps2Hm6zsK3mb0KvYYpxvrhrtYWQbrp3691BKhGwdk1+oCHuHSLAnvysBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d2fd7510d0a89f48fabaed5a3b03b59273619503cc3a071beb68261c4fe03b38","last_reissued_at":"2026-05-25T02:01:16.008457Z","signature_status":"signed_v1","first_computed_at":"2026-05-25T02:01:16.008457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2602.20210","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":"2026-05-25T02:01:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NaVk2vAfoMK4e9YpAg1qX0V3ojw8yJAfyGpHz9HyXG6ZHfd/jOYVDs09CJSbVufFLROBuRQZgoAdgAuwADENBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:50:57.541947Z"},"content_sha256":"98f6fc19860ea3c35b32c0e3f3548f68701df7d89432673155b9deb1a7c20cbd","schema_version":"1.0","event_id":"sha256:98f6fc19860ea3c35b32c0e3f3548f68701df7d89432673155b9deb1a7c20cbd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:2L6XKEGQVCPUR6V25VNDWA5VSJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multimodal Crystal Flow: Any-to-Any Modality Generation for Unified Crystal Modeling","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.LG","authors_text":"ChangYoung Park, Kiyoung Seong, Sehui Han, Sungsoo Ahn","submitted_at":"2026-02-23T03:59:47Z","abstract_excerpt":"Crystal modeling spans a family of conditional and unconditional generation tasks, including crystal structure prediction (CSP) and de novo generation (DNG). While recent deep generative models have shown promising performance, they remain largely task-specific, lacking a unified framework that shares crystal representations across tasks. To address this limitation, we propose Multimodal Crystal Flow (MCFlow), a unified multimodal flow model that realizes multiple crystal generation tasks as distinct inference trajectories via independent time variables for atom types and crystal structures. T"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.20210","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/2602.20210/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":"2026-05-25T02:01:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"syMgkOR9i6JX7VixeOfRWKJQaKmTGo6WHlOCeWWco3YGQ5L2/N3PPXozPDi+RjltvQxjlHXg3N7Ukspk4bavAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T01:50:57.542348Z"},"content_sha256":"16462cc92e010acfdf4ef06e359c99d80d9e6a0d0687e0eba447937a71c8f39c","schema_version":"1.0","event_id":"sha256:16462cc92e010acfdf4ef06e359c99d80d9e6a0d0687e0eba447937a71c8f39c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2L6XKEGQVCPUR6V25VNDWA5VSJ/bundle.json","state_url":"https://pith.science/pith/2L6XKEGQVCPUR6V25VNDWA5VSJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2L6XKEGQVCPUR6V25VNDWA5VSJ/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":"2026-05-27T01:50:57Z","links":{"resolver":"https://pith.science/pith/2L6XKEGQVCPUR6V25VNDWA5VSJ","bundle":"https://pith.science/pith/2L6XKEGQVCPUR6V25VNDWA5VSJ/bundle.json","state":"https://pith.science/pith/2L6XKEGQVCPUR6V25VNDWA5VSJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2L6XKEGQVCPUR6V25VNDWA5VSJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:2L6XKEGQVCPUR6V25VNDWA5VSJ","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":"2bcf0a4c5ecfa4523f64a5efb756f3024a1538df7ab7c0bb5eef91c101e9700c","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2026-02-23T03:59:47Z","title_canon_sha256":"57f85c41f73bec4c1f0262cef4f575f284f71a79f8fc1e8014410be0deb2cb3b"},"schema_version":"1.0","source":{"id":"2602.20210","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.20210","created_at":"2026-05-25T02:01:16Z"},{"alias_kind":"arxiv_version","alias_value":"2602.20210v2","created_at":"2026-05-25T02:01:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.20210","created_at":"2026-05-25T02:01:16Z"},{"alias_kind":"pith_short_12","alias_value":"2L6XKEGQVCPU","created_at":"2026-05-25T02:01:16Z"},{"alias_kind":"pith_short_16","alias_value":"2L6XKEGQVCPUR6V2","created_at":"2026-05-25T02:01:16Z"},{"alias_kind":"pith_short_8","alias_value":"2L6XKEGQ","created_at":"2026-05-25T02:01:16Z"}],"graph_snapshots":[{"event_id":"sha256:16462cc92e010acfdf4ef06e359c99d80d9e6a0d0687e0eba447937a71c8f39c","target":"graph","created_at":"2026-05-25T02:01:16Z","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/2602.20210/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Crystal modeling spans a family of conditional and unconditional generation tasks, including crystal structure prediction (CSP) and de novo generation (DNG). While recent deep generative models have shown promising performance, they remain largely task-specific, lacking a unified framework that shares crystal representations across tasks. To address this limitation, we propose Multimodal Crystal Flow (MCFlow), a unified multimodal flow model that realizes multiple crystal generation tasks as distinct inference trajectories via independent time variables for atom types and crystal structures. T","authors_text":"ChangYoung Park, Kiyoung Seong, Sehui Han, Sungsoo Ahn","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2026-02-23T03:59:47Z","title":"Multimodal Crystal Flow: Any-to-Any Modality Generation for Unified Crystal Modeling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.20210","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":"sha256:98f6fc19860ea3c35b32c0e3f3548f68701df7d89432673155b9deb1a7c20cbd","target":"record","created_at":"2026-05-25T02:01:16Z","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":"2bcf0a4c5ecfa4523f64a5efb756f3024a1538df7ab7c0bb5eef91c101e9700c","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.LG","submitted_at":"2026-02-23T03:59:47Z","title_canon_sha256":"57f85c41f73bec4c1f0262cef4f575f284f71a79f8fc1e8014410be0deb2cb3b"},"schema_version":"1.0","source":{"id":"2602.20210","kind":"arxiv","version":2}},"canonical_sha256":"d2fd7510d0a89f48fabaed5a3b03b59273619503cc3a071beb68261c4fe03b38","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d2fd7510d0a89f48fabaed5a3b03b59273619503cc3a071beb68261c4fe03b38","first_computed_at":"2026-05-25T02:01:16.008457Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-25T02:01:16.008457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DdIICJMAdYCBJA2q+/2pwCPKmA79sps2Hm6zsK3mb0KvYYpxvrhrtYWQbrp3691BKhGwdk1+oCHuHSLAnvysBA==","signature_status":"signed_v1","signed_at":"2026-05-25T02:01:16.009304Z","signed_message":"canonical_sha256_bytes"},"source_id":"2602.20210","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:98f6fc19860ea3c35b32c0e3f3548f68701df7d89432673155b9deb1a7c20cbd","sha256:16462cc92e010acfdf4ef06e359c99d80d9e6a0d0687e0eba447937a71c8f39c"],"state_sha256":"9ac1d7ca1517a1c649720573423be82d5da07d1353086680edbfc0551d43c1f6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7KW8EM9yesP8wXUMT5bTnGJGvJiRFQitqH81BmHBpV0d/QY6CSR8H6UBp8P4un7hClBqg9pU8D7aZ47Jogy6Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T01:50:57.545006Z","bundle_sha256":"e4d6a6ba0f6c83840194e3cea0924b0a701676693bc082d4ad83dc1a777f4342"}}