{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://timelordraps.github.io/verifier/schemas/vstd-push-request-0.1.schema.json",
  "title": "Verifier Standard (VSTD) host-neutral push request",
  "description": "A client request description; schema validity does not establish transmission, authentication, acceptance, or publication.",
  "type": "object",
  "additionalProperties": false,
  "required": ["schema_version", "endpoint", "publisher_digest", "commit_digest", "head_digest", "expected_head_digest", "transport_performed", "claim_boundary"],
  "properties": {
    "schema_version": {"const": "VSTD-PUSH-REQUEST-0.1"},
    "endpoint": {"type": "string", "minLength": 1, "maxLength": 4096},
    "publisher_digest": {"type": "string", "pattern": "^sha256:[0-9a-f]{64}$"},
    "commit_digest": {"type": "string", "pattern": "^sha256:[0-9a-f]{64}$"},
    "head_digest": {"type": "string", "pattern": "^sha256:[0-9a-f]{64}$"},
    "expected_head_digest": {"oneOf": [{"type": "string", "pattern": "^sha256:[0-9a-f]{64}$"}, {"type": "null"}]},
    "transport_performed": {"const": false},
    "claim_boundary": {"type": "string", "minLength": 1, "maxLength": 4096}
  }
}