{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00693_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Mokelumne Hill, California | 1912 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"2"},{"label":"placed","value":"1"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 38.30135,-120.70618 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006931912:00693_1912-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mokelumne Hill, California | 1912 | sanborn00693_004 p1 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.22"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-17T06:21:05Z","modified":"2026-10-17T06:21:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006931912:00693_1912-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006931912:00693_1912-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"759.2,1238.8 1569.3,1225.7 1521.8,43.6 1316.7,26.1 606.0,33.3 140.1,134.4 24.0,1204.8 72.3,1713.1 191.9,1764.5 206.3,1831.1 450.6,1886.5 684.7,1858.9 694.5,1369.0 759.2,1238.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364mm:g4364mm_g006931912:00693_1912-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[408.0,1453.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-120.70709,38.302231]}},{"type":"Feature","properties":{"resourceCoords":[408.0,892.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-120.7058445,38.3020189]}}]}}]}