{
  "tier": 0,
  "payloadType": "application/clearance-manifest+json",
  "payload": "{\"@context\":[\"https://schema.org/\",\"http://purl.org/dc/terms/\",\"https://openclearance.org/v0.1/context.jsonld\"],\"type\":\"ClearanceManifest\",\"specVersion\":\"0.1\",\"work\":{\"id\":\"met:459257\",\"title\":\"Saint Michael\",\"artist\":{\"name\":\"Pietro di Giovanni d'Ambrogio\",\"nationality\":\"Italian\",\"lifespan\":\"1410–1449\",\"attributionType\":\"named\"},\"displayDate\":\"mid-1430s\",\"yearStart\":null,\"yearEnd\":null,\"medium\":\"Tempera and silver on wood, gold ground\"},\"source\":{\"museum\":{\"code\":\"met\",\"name\":\"The Metropolitan Museum of Art\",\"url\":\"https://www.metmuseum.org\"},\"apiUrl\":\"https://collectionapi.metmuseum.org/public/collection/v1/objects/459257\",\"pageUrl\":\"https://www.metmuseum.org/art/collection/search/459257\",\"imageUrls\":{\"full\":\"https://images.metmuseum.org/CRDImages/rl/original/DP366034.jpg\",\"thumbnail\":\"https://images.metmuseum.org/CRDImages/rl/web-large/DP366034.jpg\"}},\"rights\":{\"statement\":\"https://creativecommons.org/publicdomain/zero/1.0/\",\"sourceApiValue\":{\"field\":\"isPublicDomain\",\"value\":\"true\"},\"imageOpenAccess\":true,\"metadataOpenAccess\":true,\"confidence\":\"high\"},\"clearance\":{\"commercialReproduction\":{\"permitted\":true,\"basis\":{\"rule\":\"cc0-grants-commercial\",\"inputs\":[{\"field\":\"license.type\",\"value\":\"CC0\"}],\"summary\":\"CC0 public-domain dedication permits all uses, including commercial.\"}},\"derivatives\":{\"permitted\":true,\"basis\":{\"rule\":\"cc0-grants-derivatives\",\"inputs\":[{\"field\":\"license.type\",\"value\":\"CC0\"}],\"summary\":\"CC0 public-domain dedication permits modification and derivative works.\"}},\"attributionRequired\":{\"required\":false,\"basis\":{\"rule\":\"cc0-waives-attribution\",\"inputs\":[{\"field\":\"license.type\",\"value\":\"CC0\"}],\"summary\":\"CC0 public-domain dedication requires no attribution as a condition of reuse.\"}}},\"verification\":{\"determinedBy\":{\"actor\":\"museum:met\",\"role\":\"rights-source\"},\"tool\":\"open-museum-mcp@0.0.0 · met.isPublicDomain\",\"determinedAt\":\"2026-08-04T09:54:12.606Z\",\"ruleContext\":\"met.isPublicDomain='true' ⇒ CC0\",\"determinationSource\":{\"type\":\"api-field\",\"field\":\"isPublicDomain\",\"url\":\"https://collectionapi.metmuseum.org/public/collection/v1/objects/459257\",\"retrievedAt\":\"2026-08-04T09:54:12.606Z\"}},\"citation\":{\"full\":\"Pietro di Giovanni d'Ambrogio, Saint Michael. mid-1430s. The Metropolitan Museum of Art. CC0. https://www.metmuseum.org/art/collection/search/459257.\",\"caption\":\"Pietro di Giovanni d'Ambrogio, Saint Michael, mid-1430s. Tempera and silver on wood, gold ground. The Metropolitan Museum of Art, CC0. https://www.metmuseum.org/art/collection/search/459257\",\"short\":\"Saint Michael (Pietro di Giovanni d'Ambrogio, mid-1430s)\"}}",
  "integrity": {
    "alg": "sha-256",
    "hash": "6ec14873af57a66a3012f9cbb8b2402cf7e670e43e083f49e8455da3c01d8074"
  }
}