{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:RUG4VIL54XRCN533GBN5KG6QRE","short_pith_number":"pith:RUG4VIL5","canonical_record":{"source":{"id":"2407.21266","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-31T01:07:21Z","cross_cats_sorted":["cs.DC","cs.LG"],"title_canon_sha256":"7d7a600bdba61337d1cd269e638218ebe80a0e0e5cde779941e96b83f3f5db96","abstract_canon_sha256":"de016be1b6962009df4cae39d195fc54c831c32d2f4ee5cf6802e1bc7680c7fc"},"schema_version":"1.0"},"canonical_sha256":"8d0dcaa17de5e226f77b305bd51bd089205fb442873c513d13f482d3c2279e1d","source":{"kind":"arxiv","id":"2407.21266","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.21266","created_at":"2026-07-05T10:53:38Z"},{"alias_kind":"arxiv_version","alias_value":"2407.21266v3","created_at":"2026-07-05T10:53:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.21266","created_at":"2026-07-05T10:53:38Z"},{"alias_kind":"pith_short_12","alias_value":"RUG4VIL54XRC","created_at":"2026-07-05T10:53:38Z"},{"alias_kind":"pith_short_16","alias_value":"RUG4VIL54XRCN533","created_at":"2026-07-05T10:53:38Z"},{"alias_kind":"pith_short_8","alias_value":"RUG4VIL5","created_at":"2026-07-05T10:53:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:RUG4VIL54XRCN533GBN5KG6QRE","target":"record","payload":{"canonical_record":{"source":{"id":"2407.21266","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-31T01:07:21Z","cross_cats_sorted":["cs.DC","cs.LG"],"title_canon_sha256":"7d7a600bdba61337d1cd269e638218ebe80a0e0e5cde779941e96b83f3f5db96","abstract_canon_sha256":"de016be1b6962009df4cae39d195fc54c831c32d2f4ee5cf6802e1bc7680c7fc"},"schema_version":"1.0"},"canonical_sha256":"8d0dcaa17de5e226f77b305bd51bd089205fb442873c513d13f482d3c2279e1d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:53:38.783152Z","signature_b64":"OIw8R4VcCqVfz/8CyzCiwm+nhG6/Im0lVriG+XNJLfOH5SOktCfSBswshWnjT9nVopTwqRa75tYE8crrL8SHAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8d0dcaa17de5e226f77b305bd51bd089205fb442873c513d13f482d3c2279e1d","last_reissued_at":"2026-07-05T10:53:38.782638Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:53:38.782638Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2407.21266","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":"2026-07-05T10:53:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XaRPmN58XQ2UqRUCqHus+wowH8wAU+2FD29XX8KCXSlQCfeMRp0brLSKEVF6M7VoTIGLAtGFvoSsKfTnj2BZDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T15:56:41.231008Z"},"content_sha256":"6a368b8699184a8a65e13fbae2ec3ae778064bdc300b4c912bc240a8782f96ab","schema_version":"1.0","event_id":"sha256:6a368b8699184a8a65e13fbae2ec3ae778064bdc300b4c912bc240a8782f96ab"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:RUG4VIL54XRCN533GBN5KG6QRE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DDU-Net: A Domain Decomposition-Based CNN for High-Resolution Image Segmentation on Multiple GPUs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DC","cs.LG"],"primary_cat":"cs.CV","authors_text":"Alexander Heinlein, Corn\\'e Verburg, Eric C. Cyr","submitted_at":"2024-07-31T01:07:21Z","abstract_excerpt":"The segmentation of ultra-high resolution images poses challenges such as loss of spatial information or computational inefficiency. In this work, a novel approach that combines encoder-decoder architectures with domain decomposition strategies to address these challenges is proposed. Specifically, a domain decomposition-based U-Net (DDU-Net) architecture is introduced, which partitions input images into non-overlapping patches that can be processed independently on separate devices. A communication network is added to facilitate inter-patch information exchange to enhance the understanding of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.21266","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2407.21266/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":"2026-07-05T10:53:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"24U39+UBlI82I2Ple924BJXKVo36ZtBf/q/bHlLaf57lZg3pgwiqDvcIH8QjB0pSx4/MVJou9FhhtuGJAOrCBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T15:56:41.232050Z"},"content_sha256":"76691caa2f51b0a167ac1dc6bffea1f0708bd06714da9cf0505be98c57b5b297","schema_version":"1.0","event_id":"sha256:76691caa2f51b0a167ac1dc6bffea1f0708bd06714da9cf0505be98c57b5b297"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RUG4VIL54XRCN533GBN5KG6QRE/bundle.json","state_url":"https://pith.science/pith/RUG4VIL54XRCN533GBN5KG6QRE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RUG4VIL54XRCN533GBN5KG6QRE/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":"2026-08-11T15:56:41Z","links":{"resolver":"https://pith.science/pith/RUG4VIL54XRCN533GBN5KG6QRE","bundle":"https://pith.science/pith/RUG4VIL54XRCN533GBN5KG6QRE/bundle.json","state":"https://pith.science/pith/RUG4VIL54XRCN533GBN5KG6QRE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RUG4VIL54XRCN533GBN5KG6QRE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:RUG4VIL54XRCN533GBN5KG6QRE","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":"de016be1b6962009df4cae39d195fc54c831c32d2f4ee5cf6802e1bc7680c7fc","cross_cats_sorted":["cs.DC","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-31T01:07:21Z","title_canon_sha256":"7d7a600bdba61337d1cd269e638218ebe80a0e0e5cde779941e96b83f3f5db96"},"schema_version":"1.0","source":{"id":"2407.21266","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.21266","created_at":"2026-07-05T10:53:38Z"},{"alias_kind":"arxiv_version","alias_value":"2407.21266v3","created_at":"2026-07-05T10:53:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.21266","created_at":"2026-07-05T10:53:38Z"},{"alias_kind":"pith_short_12","alias_value":"RUG4VIL54XRC","created_at":"2026-07-05T10:53:38Z"},{"alias_kind":"pith_short_16","alias_value":"RUG4VIL54XRCN533","created_at":"2026-07-05T10:53:38Z"},{"alias_kind":"pith_short_8","alias_value":"RUG4VIL5","created_at":"2026-07-05T10:53:38Z"}],"graph_snapshots":[{"event_id":"sha256:76691caa2f51b0a167ac1dc6bffea1f0708bd06714da9cf0505be98c57b5b297","target":"graph","created_at":"2026-07-05T10:53:38Z","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/2407.21266/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The segmentation of ultra-high resolution images poses challenges such as loss of spatial information or computational inefficiency. In this work, a novel approach that combines encoder-decoder architectures with domain decomposition strategies to address these challenges is proposed. Specifically, a domain decomposition-based U-Net (DDU-Net) architecture is introduced, which partitions input images into non-overlapping patches that can be processed independently on separate devices. A communication network is added to facilitate inter-patch information exchange to enhance the understanding of","authors_text":"Alexander Heinlein, Corn\\'e Verburg, Eric C. Cyr","cross_cats":["cs.DC","cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-31T01:07:21Z","title":"DDU-Net: A Domain Decomposition-Based CNN for High-Resolution Image Segmentation on Multiple GPUs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.21266","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":"sha256:6a368b8699184a8a65e13fbae2ec3ae778064bdc300b4c912bc240a8782f96ab","target":"record","created_at":"2026-07-05T10:53:38Z","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":"de016be1b6962009df4cae39d195fc54c831c32d2f4ee5cf6802e1bc7680c7fc","cross_cats_sorted":["cs.DC","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-07-31T01:07:21Z","title_canon_sha256":"7d7a600bdba61337d1cd269e638218ebe80a0e0e5cde779941e96b83f3f5db96"},"schema_version":"1.0","source":{"id":"2407.21266","kind":"arxiv","version":3}},"canonical_sha256":"8d0dcaa17de5e226f77b305bd51bd089205fb442873c513d13f482d3c2279e1d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d0dcaa17de5e226f77b305bd51bd089205fb442873c513d13f482d3c2279e1d","first_computed_at":"2026-07-05T10:53:38.782638Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:53:38.782638Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OIw8R4VcCqVfz/8CyzCiwm+nhG6/Im0lVriG+XNJLfOH5SOktCfSBswshWnjT9nVopTwqRa75tYE8crrL8SHAg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:53:38.783152Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.21266","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6a368b8699184a8a65e13fbae2ec3ae778064bdc300b4c912bc240a8782f96ab","sha256:76691caa2f51b0a167ac1dc6bffea1f0708bd06714da9cf0505be98c57b5b297"],"state_sha256":"537a1d0e064c440f3b9de2b0e28ad2f89f48199c2c211b4d824a9d2303d94fb0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TzsJjJ3irCKX+O9z+BuAtc0A9CXjvNwmOuDdtbK+Nx6PP7VCEScwFjOOK91gFGzC8k94jpbXyPP6SAs4r8k7AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T15:56:41.238013Z","bundle_sha256":"631bb6d87c89108061a4eb635bf51f91c42ea1beefa8d3c4c8fbe9cfb767bc14"}}