Evidence item

Pre-release. This site describes standard version 0.7.0-dev, which is in development and may change before version 1.0.0.

One content-addressed artifact supporting a record: a geotagged photograph, a document, a register. Typed by the evidence-types scheme. Platform candidate (row 15).

Properties

Property Required Repeatable Value Message
content ID yes no string An evidence item must carry exactly one content address. The anchor syntax is fixed by the platform binding profile in force.
document tag no no string A document tag is the UUID printed on the document’s QR sticker, at most one.
evidence type yes no NCGS Evidence Types: Site photograph, Tree photograph, Ground-cover photograph, Stock photograph, Nursery delivery note, Recipient acknowledgement, Attendance register, Site agreement, On-screen signature, Recorded consent, Agreement notice, Verbal agreement recording, Interview notes, Report, Ledger export An evidence item must carry exactly one type from the NCGS evidence-types scheme.
photo latitude no no decimal
photo longitude no no decimal

Rules

  • A photograph used as evidence must carry a geotag (photo latitude and longitude).

Checked by

This page explains the standard and does not decide conformance: only the released corpus does. It describes ontology/ncgs-ontology.ttl, dataRequirements/common-shapes.ttl at standard version 0.7.0-dev.