Sharing & permissions

purpose-limited · expirable · revocable synthetic demo data

Active grants

every grant shows exactly what the recipient receives
RecipientPurposeScopeExpires
Nunhill Milllow-carbon wheat premium only 1 case file · reviewed derivative · no identity, location or economics 31 Oct 2026 Preview
Fenland Agronomyadvisory services all case files · full farm context · professional attribution rolling · reviewed annually
Agri underwriting (insurer)policy renewal evidence requirement set "Arable 2026" · coverage view only expires in 12 days
Greenfield Bankgreen facility annual review plan-to-activity chronology + environmental measures expires in 26 days

Revoking closes the recipient's view immediately. Ended grants stay in the access log — consent history is never deleted.

Access log

auditable consent receipt, both sides
WhenEvent
19 Jul 14:22Nunhill Mill viewed the shared derivative · within purpose
18 Jul 09:10You previewed exactly what Nunhill Mill receives, before granting
16 Jul 11:47Fenland Agronomy added an advice note (attribution kept)
12 Jul 08:30Insurer requirement set applied · coverage inspected, no private data exposed
30 Jun 16:02Grant to Eastbrook Traders expired · view closed automatically

What never leaves your control

Identity
farm and personal names never enter a shared payload — recipients see a verified reference (PRF-UK-A-004471)
Location
exact coordinates reduced to broad region
Economics
prices and contracts withheld · commercially confidential
Re-sharing
not permitted unless you allow it, per grant
Small groups
anything below k=5 suppressed in any aggregate a recipient sees

The shared version is a reviewed derivative — not your private record with fields hidden.

Sharing rules: every grant is purpose-limited, previewable before consent, expirable and revocable. The preview doubles as an auditable record of exactly what was disclosed and when.