REST API / V1 / NO KEY
Verify evidence contracts. Keep source media local.
This edge API recalculates exported checksums and audit hash chains. It rejects source images, video, audio and PDF files.
APICHECKING
INPUTJSON ONLY
SOURCE MEDIAREJECTED
APP STORAGENONE
CONTRACT VERIFICATION
Request and response
This verifies exported JSON integrity. It does not parse source media, validate a C2PA signature, authenticate the exporter or prove factual truth.
01
REQUEST
POST
/api/content-credentials/v1/verify-envelope
Sample data is synthetic. The API receives this JSON only and does not persist it.
02
IDLE
RESPONSE
- HTTP
- --
- STATE
- --
- CODE
- --
- BYTES
- --
RESPONSE JSON
{
"state": "idle"
}
EXPLICIT BOUNDARIES
What this API checks
- Evidence envelope
- Schema boundaries and canonical SHA-256 digest.
- Audit envelope
- Report digest, report ID, source-report digest and custody chain.
- Source media
- Never accepted or inspected by these endpoints.
- Identity and truth
- Never inferred from a matching checksum.