{"authority":"VW","verification_domain":"attestregistry.com","algorithm":"Ed25519","public_key_base64":"4NNVHxJqdrM12vG3uOt6aJudxTWxbuaaGzUap+6mpOI=","canonicalisation":"JSON, sorted keys, no whitespace, UTF-8","usage":["validation API response bodies","seal asset embedded metadata","signed audit ledger exports","evidence receipts"]}