@prefix this: . @prefix sub: . @prefix np: . @prefix rdf: . @prefix prov: . @prefix npx: . @prefix dc: . @prefix xsd: . sub:Head { this: a np:Nanopublication; np:hasAssertion sub:assertion; np:hasProvenance sub:provenance; np:hasPublicationInfo sub:pubinfo . } sub:assertion { dc:description "A disconnected metadata index (STAC) over object storage, where array data and metadata are written and managed separately with no shared transaction." . dc:description "Storing array data and its associated metadata in a single transactional store (Icechunk), so that data and metadata updates are committed atomically." . dc:description "Observable metadata–data inconsistency: states in which metadata and the corresponding array data disagree, detectable by a reader, when updates are interrupted or occur concurrently." . dc:description "Systems managing Earth observation data collections composed of heterogeneous scene-level arrays paired with per-granule metadata, where data and metadata must remain mutually consistent across updates." . sub:icechunk-atomicity-pico-2026 a , ; ; ; ; ; dc:description "Does storing array data and its metadata in a single transactional store (Icechunk) prevent observable metadata–data inconsistency, compared to a disconnected STAC index, when updates are interrupted or read concurrently?"; "Icechunk atomic transactions vs STAC: observable metadata–data consistency under faults" . } sub:provenance { sub:assertion prov:wasAttributedTo . } sub:pubinfo { "Jean Iaquinta" . this: dc:created "2026-06-08T11:37:24.957Z"^^xsd:dateTime; dc:creator ; dc:license ; npx:introduces sub:icechunk-atomicity-pico-2026; npx:wasCreatedAt ; "Icechunk atomic transactions vs STAC: observable metadata–data consistency under faults"; . sub:sig npx:hasAlgorithm "RSA"; npx:hasPublicKey "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"; npx:hasSignature "kEkbceeZtLnLIe61XDM9odAQ0QV5lgmfmyliUmnRQ6u1Zu/dOKeCvmk1/wf3SzD4UplYQyJ7D/3GzhHzIAX8q7RsvuqxD133bL1JDue/GJI2X/3SNfqCZE9O7PvHBpcWEdHjKy7Bb5YTYP0pd4gm2WKUetU3HZC/bpF88m/FeFjo9Hc0VMf0Mb/8+1JwlT8j+Em8EuhVe9p1CXGBbrkghCgeZmmD+a2aBhkic+oiOEXLnKxzJ+A5r7Lyl8A7TS7uCwtGKSn6fwymhkg89qDSHnzEFonbl0J/o9sij1zA3GXJg3DbyK1Z8XYZ0wQULncpgqPvBDuCe3o9/KYtNLkRE9InNWkqTYTjZRiYK72lVJQmtjdWPPf7r4PgnQnOMBGZ9pVH1wwzQqYT6H0vRXVAi/mk74OWbm+GgGuZhE61xRD6NHdh/Wu/9UhuLYJZ4Su+9zUTiZrEfO33o2mRhaTY5Icgq+F/zKQH1yzPxTKzDqijLy8u8ug2lITQ9KCR90AReSYJb3XhoMr/7NO759jP0lLIW4IInzAyd0Uqmf9xUVYZLePM3G+ihPTuPUYB5kc3Fi95BvpdTGXMbeyGwZPQduM4EyOX8duzBqMUvHw/P9LPMukA+C8Pzsp0hAu2dH+uPDZC3wK0FGI1xeN4k9sSsUrPGynAU6p2im9ruGG9YVA="; npx:hasSignatureTarget this:; npx:signedBy . }