{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00765_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Plymouth, California | 1912 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"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, 38.48082,-120.84791 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007651912:00765_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":"Plymouth, California | 1912 | sanborn00765_002 p1 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.15"},{"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":"2026-10-18T08:53:04Z","modified":"2026-10-18T08:53:04Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007651912:00765_1912-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007651912:00765_1912-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1568.5,820.3 1424.2,747.5 1443.4,440.2 1518.0,376.7 1449.6,190.3 1303.1,127.1 1278.4,191.8 1055.1,201.7 297.5,40.5 190.8,157.0 81.2,152.4 40.1,645.6 124.8,1026.6 36.5,1328.2 59.2,1805.8 434.3,1880.5 1033.1,1855.1 1140.0,1115.4 1141.6,1115.0 1144.1,1115.0 1550.6,1077.5 1568.5,820.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007651912:00765_1912-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[598.0,1703.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-120.849271,38.4808723]}},{"type":"Feature","properties":{"resourceCoords":[598.0,1820.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-120.8494716,38.4808368]}}]}}]}