{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:K3Y73YYLDEIWUU4ENX33TA2LLP","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":"97647829869d36eeccd25a98cf35605c531a07d6f0c1ca5481f5e6b91f2fabb3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-08T09:35:30Z","title_canon_sha256":"913558f4256135b0a9c24bcb05e7882153792bd9be372a3437177c2bc91fe347"},"schema_version":"1.0","source":{"id":"1701.01932","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.01932","created_at":"2026-05-18T00:53:13Z"},{"alias_kind":"arxiv_version","alias_value":"1701.01932v1","created_at":"2026-05-18T00:53:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.01932","created_at":"2026-05-18T00:53:13Z"},{"alias_kind":"pith_short_12","alias_value":"K3Y73YYLDEIW","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"K3Y73YYLDEIWUU4E","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"K3Y73YYL","created_at":"2026-05-18T12:31:24Z"}],"graph_snapshots":[{"event_id":"sha256:ade5f23d6b88503bb115343e5931b05c7a31db2c4e10730b57ba5881500c5fb4","target":"graph","created_at":"2026-05-18T00:53:13Z","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":"The European Space Agency (ESA) defines an Earth Observation (EO) Level 2 product as a multispectral (MS) image corrected for geometric, atmospheric, adjacency and topographic effects, stacked with its scene classification map (SCM) whose legend includes quality layers such as cloud and cloud-shadow. No ESA EO Level 2 product has ever been systematically generated at the ground segment. To contribute toward filling an information gap from EO big sensory data to the ESA EO Level 2 product, a Stage 4 validation (Val) of an off the shelf Satellite Image Automatic Mapper (SIAM) lightweight compute","authors_text":"Andrea Baraldi, Dirk Tiede, Michael Laurence Humber, Stefan Lang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-08T09:35:30Z","title":"Stage 4 validation of the Satellite Image Automatic Mapper lightweight computer program for Earth observation Level 2 product generation, Part 2 Validation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.01932","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":"sha256:4420113a6a357b78ab034655c903a319a3f27ace65266570d1ddd07eb4e8b4b2","target":"record","created_at":"2026-05-18T00:53:13Z","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":"97647829869d36eeccd25a98cf35605c531a07d6f0c1ca5481f5e6b91f2fabb3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-01-08T09:35:30Z","title_canon_sha256":"913558f4256135b0a9c24bcb05e7882153792bd9be372a3437177c2bc91fe347"},"schema_version":"1.0","source":{"id":"1701.01932","kind":"arxiv","version":1}},"canonical_sha256":"56f1fde30b19116a53846df7b9834b5be2aa7dc4eb051684476c22cef0fca855","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"56f1fde30b19116a53846df7b9834b5be2aa7dc4eb051684476c22cef0fca855","first_computed_at":"2026-05-18T00:53:13.041113Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:53:13.041113Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nElnWmJJFpETNbYq45XuvSoHWRqLCnQhxreEbf640EmAXP7nX0u8R+Pv95vwrA+h5/Cu9xNql2QgxLmAlliRAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:53:13.041789Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.01932","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4420113a6a357b78ab034655c903a319a3f27ace65266570d1ddd07eb4e8b4b2","sha256:ade5f23d6b88503bb115343e5931b05c7a31db2c4e10730b57ba5881500c5fb4"],"state_sha256":"1de38a8be1287fd2433c62c847f09f49b678080c754a3efab68d17211f526c2b"}