{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:V7LJAVED43VM4M44E5HFGQO6TQ","short_pith_number":"pith:V7LJAVED","canonical_record":{"source":{"id":"2506.07925","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-09T16:38:34Z","cross_cats_sorted":["cs.LG","eess.IV"],"title_canon_sha256":"574fcd4e98a6cdc70166469e197c59559788842e0b52212b6afdbac6137d507a","abstract_canon_sha256":"b38392ba447f3a7be11099b5dfedb3ab92c772e39b996cdab39831b923e1eba6"},"schema_version":"1.0"},"canonical_sha256":"afd6905483e6eace339c274e5341de9c2d235557dcf7bc34e262bf89ac44f9a0","source":{"kind":"arxiv","id":"2506.07925","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.07925","created_at":"2026-07-05T11:18:35Z"},{"alias_kind":"arxiv_version","alias_value":"2506.07925v1","created_at":"2026-07-05T11:18:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.07925","created_at":"2026-07-05T11:18:35Z"},{"alias_kind":"pith_short_12","alias_value":"V7LJAVED43VM","created_at":"2026-07-05T11:18:35Z"},{"alias_kind":"pith_short_16","alias_value":"V7LJAVED43VM4M44","created_at":"2026-07-05T11:18:35Z"},{"alias_kind":"pith_short_8","alias_value":"V7LJAVED","created_at":"2026-07-05T11:18:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:V7LJAVED43VM4M44E5HFGQO6TQ","target":"record","payload":{"canonical_record":{"source":{"id":"2506.07925","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-09T16:38:34Z","cross_cats_sorted":["cs.LG","eess.IV"],"title_canon_sha256":"574fcd4e98a6cdc70166469e197c59559788842e0b52212b6afdbac6137d507a","abstract_canon_sha256":"b38392ba447f3a7be11099b5dfedb3ab92c772e39b996cdab39831b923e1eba6"},"schema_version":"1.0"},"canonical_sha256":"afd6905483e6eace339c274e5341de9c2d235557dcf7bc34e262bf89ac44f9a0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:18:35.458251Z","signature_b64":"jSyvKLwvT503dKfzPGMMehJBQ0Yg8MuKuQgiXOgafsPMqDnioRxPIVS7APDWGUGsm1rZutkURHgPnmTiBBtqDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"afd6905483e6eace339c274e5341de9c2d235557dcf7bc34e262bf89ac44f9a0","last_reissued_at":"2026-07-05T11:18:35.457773Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:18:35.457773Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.07925","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":"2026-07-05T11:18:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QtaIUcWnKK49j2FJM/6MQgTfCCcx8PQWIPSMOQMQbKJdm1wHyq42Hm1aF0/FhDF3DwlJp5egkNN6DfiP+r5gAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T14:10:06.650961Z"},"content_sha256":"0af522a9e77092c7af5f5a46a517d68a3e3ce6faed3df5f653c448402e18380c","schema_version":"1.0","event_id":"sha256:0af522a9e77092c7af5f5a46a517d68a3e3ce6faed3df5f653c448402e18380c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:V7LJAVED43VM4M44E5HFGQO6TQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Comparative Study of U-Net Architectures for Change Detection in Satellite Images","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.LG","eess.IV"],"primary_cat":"cs.CV","authors_text":"Naimisha S Trivedi, Rashmi Bhattad, Yaxita Amin","submitted_at":"2025-06-09T16:38:34Z","abstract_excerpt":"Remote sensing change detection is essential for monitoring the everchanging landscapes of the Earth. The U-Net architecture has gained popularity for its capability to capture spatial information and perform pixel-wise classification. However, their application in the Remote sensing field remains largely unexplored. Therefore, this paper fill the gap by conducting a comprehensive analysis of 34 papers. This study conducts a comparison and analysis of 18 different U-Net variations, assessing their potential for detecting changes in remote sensing. We evaluate both benefits along with drawbacks"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.07925","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/2506.07925/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":"2026-07-05T11:18:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"adNyTCai9YLlXIqxpBGXV2cVJvfnkDmE2gYNcZWdIz6wmDrVAEF8hMY7dqaV9ZbVjzCbuzdOO44oC1ZD9Gt8AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T14:10:06.651949Z"},"content_sha256":"38ab6a8f6ce473adebbc6bf26f7f5c6bc705c7b66b5c71b4a839a3658b421511","schema_version":"1.0","event_id":"sha256:38ab6a8f6ce473adebbc6bf26f7f5c6bc705c7b66b5c71b4a839a3658b421511"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/V7LJAVED43VM4M44E5HFGQO6TQ/bundle.json","state_url":"https://pith.science/pith/V7LJAVED43VM4M44E5HFGQO6TQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/V7LJAVED43VM4M44E5HFGQO6TQ/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":"2026-08-09T14:10:06Z","links":{"resolver":"https://pith.science/pith/V7LJAVED43VM4M44E5HFGQO6TQ","bundle":"https://pith.science/pith/V7LJAVED43VM4M44E5HFGQO6TQ/bundle.json","state":"https://pith.science/pith/V7LJAVED43VM4M44E5HFGQO6TQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/V7LJAVED43VM4M44E5HFGQO6TQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:V7LJAVED43VM4M44E5HFGQO6TQ","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":"b38392ba447f3a7be11099b5dfedb3ab92c772e39b996cdab39831b923e1eba6","cross_cats_sorted":["cs.LG","eess.IV"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-09T16:38:34Z","title_canon_sha256":"574fcd4e98a6cdc70166469e197c59559788842e0b52212b6afdbac6137d507a"},"schema_version":"1.0","source":{"id":"2506.07925","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.07925","created_at":"2026-07-05T11:18:35Z"},{"alias_kind":"arxiv_version","alias_value":"2506.07925v1","created_at":"2026-07-05T11:18:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.07925","created_at":"2026-07-05T11:18:35Z"},{"alias_kind":"pith_short_12","alias_value":"V7LJAVED43VM","created_at":"2026-07-05T11:18:35Z"},{"alias_kind":"pith_short_16","alias_value":"V7LJAVED43VM4M44","created_at":"2026-07-05T11:18:35Z"},{"alias_kind":"pith_short_8","alias_value":"V7LJAVED","created_at":"2026-07-05T11:18:35Z"}],"graph_snapshots":[{"event_id":"sha256:38ab6a8f6ce473adebbc6bf26f7f5c6bc705c7b66b5c71b4a839a3658b421511","target":"graph","created_at":"2026-07-05T11:18:35Z","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/2506.07925/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Remote sensing change detection is essential for monitoring the everchanging landscapes of the Earth. The U-Net architecture has gained popularity for its capability to capture spatial information and perform pixel-wise classification. However, their application in the Remote sensing field remains largely unexplored. Therefore, this paper fill the gap by conducting a comprehensive analysis of 34 papers. This study conducts a comparison and analysis of 18 different U-Net variations, assessing their potential for detecting changes in remote sensing. We evaluate both benefits along with drawbacks","authors_text":"Naimisha S Trivedi, Rashmi Bhattad, Yaxita Amin","cross_cats":["cs.LG","eess.IV"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-09T16:38:34Z","title":"A Comparative Study of U-Net Architectures for Change Detection in Satellite Images"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.07925","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":"sha256:0af522a9e77092c7af5f5a46a517d68a3e3ce6faed3df5f653c448402e18380c","target":"record","created_at":"2026-07-05T11:18:35Z","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":"b38392ba447f3a7be11099b5dfedb3ab92c772e39b996cdab39831b923e1eba6","cross_cats_sorted":["cs.LG","eess.IV"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-06-09T16:38:34Z","title_canon_sha256":"574fcd4e98a6cdc70166469e197c59559788842e0b52212b6afdbac6137d507a"},"schema_version":"1.0","source":{"id":"2506.07925","kind":"arxiv","version":1}},"canonical_sha256":"afd6905483e6eace339c274e5341de9c2d235557dcf7bc34e262bf89ac44f9a0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"afd6905483e6eace339c274e5341de9c2d235557dcf7bc34e262bf89ac44f9a0","first_computed_at":"2026-07-05T11:18:35.457773Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:18:35.457773Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jSyvKLwvT503dKfzPGMMehJBQ0Yg8MuKuQgiXOgafsPMqDnioRxPIVS7APDWGUGsm1rZutkURHgPnmTiBBtqDg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:18:35.458251Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.07925","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0af522a9e77092c7af5f5a46a517d68a3e3ce6faed3df5f653c448402e18380c","sha256:38ab6a8f6ce473adebbc6bf26f7f5c6bc705c7b66b5c71b4a839a3658b421511"],"state_sha256":"5a019474e21d9e3357f1c1d7e2080e61058b66a0283fbb23e46e5bf1a53ce794"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"js4ZpTCyN/4cTGFmh3FrFDEoxGoVzmTDIzT65iE7Efkuy+YxYUqV0TC2D4eSc3RC0X/9aB2bHJfJm5QeF6psCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T14:10:06.657012Z","bundle_sha256":"a470e79be2cc615cc195cd6e652413e89eaa8f6add0fc1630c617d332f872969"}}