{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:QLAILOS6CD23UXLHLXKGZTD22S","short_pith_number":"pith:QLAILOS6","canonical_record":{"source":{"id":"2606.00979","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-05-31T03:28:29Z","cross_cats_sorted":[],"title_canon_sha256":"36bb3cabe4b2f46427514665a4b5ea2ac5b8cc973a526df49ead7504380c1592","abstract_canon_sha256":"a5252fb28e6c6173b33cbda67d87dfe128e74712c31b7eba765c23db2dda30b8"},"schema_version":"1.0"},"canonical_sha256":"82c085ba5e10f5ba5d675dd46ccc7ad485451cf709bcfd030934da661ac72acf","source":{"kind":"arxiv","id":"2606.00979","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.00979","created_at":"2026-06-02T01:04:11Z"},{"alias_kind":"arxiv_version","alias_value":"2606.00979v1","created_at":"2026-06-02T01:04:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.00979","created_at":"2026-06-02T01:04:11Z"},{"alias_kind":"pith_short_12","alias_value":"QLAILOS6CD23","created_at":"2026-06-02T01:04:11Z"},{"alias_kind":"pith_short_16","alias_value":"QLAILOS6CD23UXLH","created_at":"2026-06-02T01:04:11Z"},{"alias_kind":"pith_short_8","alias_value":"QLAILOS6","created_at":"2026-06-02T01:04:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:QLAILOS6CD23UXLHLXKGZTD22S","target":"record","payload":{"canonical_record":{"source":{"id":"2606.00979","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-05-31T03:28:29Z","cross_cats_sorted":[],"title_canon_sha256":"36bb3cabe4b2f46427514665a4b5ea2ac5b8cc973a526df49ead7504380c1592","abstract_canon_sha256":"a5252fb28e6c6173b33cbda67d87dfe128e74712c31b7eba765c23db2dda30b8"},"schema_version":"1.0"},"canonical_sha256":"82c085ba5e10f5ba5d675dd46ccc7ad485451cf709bcfd030934da661ac72acf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-02T01:04:11.083524Z","signature_b64":"rPEaeFgIrdu+qh5jPucla3JIGkubJczD942ioSVgRSywbC7En9zVop9d8PUQu5fA/RhYakNN/q8vXm4ES/tUBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82c085ba5e10f5ba5d675dd46ccc7ad485451cf709bcfd030934da661ac72acf","last_reissued_at":"2026-06-02T01:04:11.082925Z","signature_status":"signed_v1","first_computed_at":"2026-06-02T01:04:11.082925Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.00979","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":"2026-06-02T01:04:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5XB55sQXwP0XyyQlKJ41vRyU0lMzRnJklXdEeLQqb8VyA4SuZ2Ubk6vngbDwxayn9UXjrvUpaTJtivDwBVd0BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T21:15:47.064262Z"},"content_sha256":"e0bbe8e71df5a72d33602758917ae7dfc995d4d26edb467917d76391f458e97e","schema_version":"1.0","event_id":"sha256:e0bbe8e71df5a72d33602758917ae7dfc995d4d26edb467917d76391f458e97e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:QLAILOS6CD23UXLHLXKGZTD22S","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"UME: A Unified Meta-Generalization Framework for Cross-Domain ETA","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.LG","authors_text":"Duo Wang, Jianguo Wu, Jianwen Huang, Jinhui Yi, Ke Xing, Qiong Wu, Ruiyu Xu, Yongjun Yin, Yu Zhang, Zhentao Zhang, Zhonggen Sun, Zishuo Li","submitted_at":"2026-05-31T03:28:29Z","abstract_excerpt":"Accurate Estimated Time of Arrival (ETA) prediction on checkout page is crucial in instant logistics for enhancing user satisfaction, optimizing dispatching, and controlling operational costs. In international on-demand delivery platforms, where ETA data originates from diverse countries or regions with different patterns, multi-domain modeling is of great importance and has been widely adopted. However, existing methods still face three critical challenges in real-world deployment. First, current multi-domain models struggle to generalize to completely unseen domains, failing to achieve zero-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.00979","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/2606.00979/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":"2026-06-02T01:04:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KwCEzSXYqicAQzSOWiR5WjhwdAbXtktA8L7itIgz652XCjUZF2yNCIs91dCfilKOdSuIH4eoeKltBwVVpp3JCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T21:15:47.064663Z"},"content_sha256":"6fd203642c1e925f77339dca87d7684345dfbd74cb7027d083a775cea81f72cf","schema_version":"1.0","event_id":"sha256:6fd203642c1e925f77339dca87d7684345dfbd74cb7027d083a775cea81f72cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QLAILOS6CD23UXLHLXKGZTD22S/bundle.json","state_url":"https://pith.science/pith/QLAILOS6CD23UXLHLXKGZTD22S/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QLAILOS6CD23UXLHLXKGZTD22S/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":"2026-06-03T21:15:47Z","links":{"resolver":"https://pith.science/pith/QLAILOS6CD23UXLHLXKGZTD22S","bundle":"https://pith.science/pith/QLAILOS6CD23UXLHLXKGZTD22S/bundle.json","state":"https://pith.science/pith/QLAILOS6CD23UXLHLXKGZTD22S/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QLAILOS6CD23UXLHLXKGZTD22S/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:QLAILOS6CD23UXLHLXKGZTD22S","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":"a5252fb28e6c6173b33cbda67d87dfe128e74712c31b7eba765c23db2dda30b8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-05-31T03:28:29Z","title_canon_sha256":"36bb3cabe4b2f46427514665a4b5ea2ac5b8cc973a526df49ead7504380c1592"},"schema_version":"1.0","source":{"id":"2606.00979","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.00979","created_at":"2026-06-02T01:04:11Z"},{"alias_kind":"arxiv_version","alias_value":"2606.00979v1","created_at":"2026-06-02T01:04:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.00979","created_at":"2026-06-02T01:04:11Z"},{"alias_kind":"pith_short_12","alias_value":"QLAILOS6CD23","created_at":"2026-06-02T01:04:11Z"},{"alias_kind":"pith_short_16","alias_value":"QLAILOS6CD23UXLH","created_at":"2026-06-02T01:04:11Z"},{"alias_kind":"pith_short_8","alias_value":"QLAILOS6","created_at":"2026-06-02T01:04:11Z"}],"graph_snapshots":[{"event_id":"sha256:6fd203642c1e925f77339dca87d7684345dfbd74cb7027d083a775cea81f72cf","target":"graph","created_at":"2026-06-02T01:04:11Z","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/2606.00979/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Accurate Estimated Time of Arrival (ETA) prediction on checkout page is crucial in instant logistics for enhancing user satisfaction, optimizing dispatching, and controlling operational costs. In international on-demand delivery platforms, where ETA data originates from diverse countries or regions with different patterns, multi-domain modeling is of great importance and has been widely adopted. However, existing methods still face three critical challenges in real-world deployment. First, current multi-domain models struggle to generalize to completely unseen domains, failing to achieve zero-","authors_text":"Duo Wang, Jianguo Wu, Jianwen Huang, Jinhui Yi, Ke Xing, Qiong Wu, Ruiyu Xu, Yongjun Yin, Yu Zhang, Zhentao Zhang, Zhonggen Sun, Zishuo Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-05-31T03:28:29Z","title":"UME: A Unified Meta-Generalization Framework for Cross-Domain ETA"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.00979","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:e0bbe8e71df5a72d33602758917ae7dfc995d4d26edb467917d76391f458e97e","target":"record","created_at":"2026-06-02T01:04:11Z","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":"a5252fb28e6c6173b33cbda67d87dfe128e74712c31b7eba765c23db2dda30b8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-05-31T03:28:29Z","title_canon_sha256":"36bb3cabe4b2f46427514665a4b5ea2ac5b8cc973a526df49ead7504380c1592"},"schema_version":"1.0","source":{"id":"2606.00979","kind":"arxiv","version":1}},"canonical_sha256":"82c085ba5e10f5ba5d675dd46ccc7ad485451cf709bcfd030934da661ac72acf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"82c085ba5e10f5ba5d675dd46ccc7ad485451cf709bcfd030934da661ac72acf","first_computed_at":"2026-06-02T01:04:11.082925Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-02T01:04:11.082925Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rPEaeFgIrdu+qh5jPucla3JIGkubJczD942ioSVgRSywbC7En9zVop9d8PUQu5fA/RhYakNN/q8vXm4ES/tUBg==","signature_status":"signed_v1","signed_at":"2026-06-02T01:04:11.083524Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.00979","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e0bbe8e71df5a72d33602758917ae7dfc995d4d26edb467917d76391f458e97e","sha256:6fd203642c1e925f77339dca87d7684345dfbd74cb7027d083a775cea81f72cf"],"state_sha256":"32aaafecdb921a9f9f396cabc56708695d7bd2abb4070700e33c4fbecd3505f3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R3ISreTi6uozL5Fuzb+cZy1bIgDHU3SSfwIAcH/s0PPI2WExuYrM3ct3hM3FGLbzWdxJLalJp0x6SgplNtd7DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T21:15:47.066812Z","bundle_sha256":"0211c5f49ddfbf821b19b6b8168e6132af043e26bcffadfed03758e625295ebf"}}