{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:D5WFAMIUUT7WHZWJMFUPYXJAQT","short_pith_number":"pith:D5WFAMIU","canonical_record":{"source":{"id":"1812.11647","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-12-31T00:38:26Z","cross_cats_sorted":[],"title_canon_sha256":"173937f65ba11a75eca9ac5bc15f23acdbf3505bbbff56e79a1764c7d25bc8c0","abstract_canon_sha256":"0bde38de016b09b33e218aba363a64dd12ff14296ba1b91a930f5635f5202f90"},"schema_version":"1.0"},"canonical_sha256":"1f6c503114a4ff63e6c96168fc5d2084dc6b155a3d95326c3c7f14a8a4cdbb46","source":{"kind":"arxiv","id":"1812.11647","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.11647","created_at":"2026-05-17T23:44:21Z"},{"alias_kind":"arxiv_version","alias_value":"1812.11647v3","created_at":"2026-05-17T23:44:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.11647","created_at":"2026-05-17T23:44:21Z"},{"alias_kind":"pith_short_12","alias_value":"D5WFAMIUUT7W","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D5WFAMIUUT7WHZWJ","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D5WFAMIU","created_at":"2026-05-18T12:32:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:D5WFAMIUUT7WHZWJMFUPYXJAQT","target":"record","payload":{"canonical_record":{"source":{"id":"1812.11647","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-12-31T00:38:26Z","cross_cats_sorted":[],"title_canon_sha256":"173937f65ba11a75eca9ac5bc15f23acdbf3505bbbff56e79a1764c7d25bc8c0","abstract_canon_sha256":"0bde38de016b09b33e218aba363a64dd12ff14296ba1b91a930f5635f5202f90"},"schema_version":"1.0"},"canonical_sha256":"1f6c503114a4ff63e6c96168fc5d2084dc6b155a3d95326c3c7f14a8a4cdbb46","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:44:21.909484Z","signature_b64":"6Nbfypgk9W83aftu4RBmIr9B9STyC8ZNAqhtAVh2EBmmtxRvjiY7GhRIbbwb7dz/ZBZWTXkYoTvx1gLUubNIAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f6c503114a4ff63e6c96168fc5d2084dc6b155a3d95326c3c7f14a8a4cdbb46","last_reissued_at":"2026-05-17T23:44:21.908906Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:44:21.908906Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1812.11647","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":"2026-05-17T23:44:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O5ts8vmTlOtCviOaX4UrFspOzBayTCiw2UXK/bYloDD8VdgmYcaDLW0fdoUVtZtKJXEhtcEpp4nJqzUUDPAXDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:26:42.847397Z"},"content_sha256":"7869bb04e9cd36d8f6421607c2051e81c471f30787e07b1c6ef353811f04c8f6","schema_version":"1.0","event_id":"sha256:7869bb04e9cd36d8f6421607c2051e81c471f30787e07b1c6ef353811f04c8f6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:D5WFAMIUUT7WHZWJMFUPYXJAQT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Path-Invariant Map Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Lemeng Wu, Qixing Huang, Xiaowei Zhou, Zaiwei Zhang, Zhenxiao Liang","submitted_at":"2018-12-31T00:38:26Z","abstract_excerpt":"Optimizing a network of maps among a collection of objects/domains (or map synchronization) is a central problem across computer vision and many other relevant fields. Compared to optimizing pairwise maps in isolation, the benefit of map synchronization is that there are natural constraints among a map network that can improve the quality of individual maps. While such self-supervision constraints are well-understood for undirected map networks (e.g., the cycle-consistency constraint), they are under-explored for directed map networks, which naturally arise when maps are given by parametric ma"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.11647","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":"2026-05-17T23:44:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d/NH7HHwAKaLvf+Dt7vcFe1AxQuOtuGwr/4i9haa/yDGqSuxVlJXA1Mow1Fkf8Dxgv9CzxJtpwmTIfXHKe36Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:26:42.847748Z"},"content_sha256":"9912310943954c3dab9342f8bbbc23507e33eb5a4e4d85594bab81df9fa89e01","schema_version":"1.0","event_id":"sha256:9912310943954c3dab9342f8bbbc23507e33eb5a4e4d85594bab81df9fa89e01"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D5WFAMIUUT7WHZWJMFUPYXJAQT/bundle.json","state_url":"https://pith.science/pith/D5WFAMIUUT7WHZWJMFUPYXJAQT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D5WFAMIUUT7WHZWJMFUPYXJAQT/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":"2026-06-02T17:26:42Z","links":{"resolver":"https://pith.science/pith/D5WFAMIUUT7WHZWJMFUPYXJAQT","bundle":"https://pith.science/pith/D5WFAMIUUT7WHZWJMFUPYXJAQT/bundle.json","state":"https://pith.science/pith/D5WFAMIUUT7WHZWJMFUPYXJAQT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D5WFAMIUUT7WHZWJMFUPYXJAQT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:D5WFAMIUUT7WHZWJMFUPYXJAQT","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":"0bde38de016b09b33e218aba363a64dd12ff14296ba1b91a930f5635f5202f90","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-12-31T00:38:26Z","title_canon_sha256":"173937f65ba11a75eca9ac5bc15f23acdbf3505bbbff56e79a1764c7d25bc8c0"},"schema_version":"1.0","source":{"id":"1812.11647","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.11647","created_at":"2026-05-17T23:44:21Z"},{"alias_kind":"arxiv_version","alias_value":"1812.11647v3","created_at":"2026-05-17T23:44:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.11647","created_at":"2026-05-17T23:44:21Z"},{"alias_kind":"pith_short_12","alias_value":"D5WFAMIUUT7W","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D5WFAMIUUT7WHZWJ","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D5WFAMIU","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:9912310943954c3dab9342f8bbbc23507e33eb5a4e4d85594bab81df9fa89e01","target":"graph","created_at":"2026-05-17T23:44:21Z","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":"Optimizing a network of maps among a collection of objects/domains (or map synchronization) is a central problem across computer vision and many other relevant fields. Compared to optimizing pairwise maps in isolation, the benefit of map synchronization is that there are natural constraints among a map network that can improve the quality of individual maps. While such self-supervision constraints are well-understood for undirected map networks (e.g., the cycle-consistency constraint), they are under-explored for directed map networks, which naturally arise when maps are given by parametric ma","authors_text":"Lemeng Wu, Qixing Huang, Xiaowei Zhou, Zaiwei Zhang, Zhenxiao Liang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-12-31T00:38:26Z","title":"Path-Invariant Map Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.11647","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":"sha256:7869bb04e9cd36d8f6421607c2051e81c471f30787e07b1c6ef353811f04c8f6","target":"record","created_at":"2026-05-17T23:44:21Z","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":"0bde38de016b09b33e218aba363a64dd12ff14296ba1b91a930f5635f5202f90","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-12-31T00:38:26Z","title_canon_sha256":"173937f65ba11a75eca9ac5bc15f23acdbf3505bbbff56e79a1764c7d25bc8c0"},"schema_version":"1.0","source":{"id":"1812.11647","kind":"arxiv","version":3}},"canonical_sha256":"1f6c503114a4ff63e6c96168fc5d2084dc6b155a3d95326c3c7f14a8a4cdbb46","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1f6c503114a4ff63e6c96168fc5d2084dc6b155a3d95326c3c7f14a8a4cdbb46","first_computed_at":"2026-05-17T23:44:21.908906Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:21.908906Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6Nbfypgk9W83aftu4RBmIr9B9STyC8ZNAqhtAVh2EBmmtxRvjiY7GhRIbbwb7dz/ZBZWTXkYoTvx1gLUubNIAw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:21.909484Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.11647","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7869bb04e9cd36d8f6421607c2051e81c471f30787e07b1c6ef353811f04c8f6","sha256:9912310943954c3dab9342f8bbbc23507e33eb5a4e4d85594bab81df9fa89e01"],"state_sha256":"c6dc60d3f24dc5c6c1df482c4601e37f749d6fd7687c48c3c4764384591b1b13"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5FuNg5rM9x6eRliBCSkn67n3+M8KtWVyVHScfpArkMuYloNV/91YlfcWNBdzbPAd8T2JLxjEcBnsvviqgK0eCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T17:26:42.849611Z","bundle_sha256":"31570e9893919ed23528ed8fccb860866ceba8b067e0b11b17679a44ef2d43e8"}}