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POST
signature.digest.sign

Authorizations

Authorization
string
header
required

API key: sk_live_…

Headers

Idempotency-Key
string
required

Required: this capability has an external effect.

Maximum string length: 255
Pramaan-Max-Price-Micro
string

Optional. The most this request may be priced at, in micro-USD (a whole number above 0). It replaces the capability's own price ceiling for this request, lower or higher. Sources that could cost more are left out; when none is left the answer is 400 with the lowest limit that would work.

Pattern: ^[1-9]\d{0,14}$

Body

application/json
digest
object
required

SHA-256 digest of the original bytes.

algorithm
enum<string>
required

Signature algorithm compatible with your connected key.

Available options:
rsa-pss-sha256,
rsa-pkcs1-sha256,
ecdsa-sha256

Response

The result

signatureBase64
string
required

Signature bytes in base64.

Required string length: 4 - 8192
Pattern: ^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$
algorithm
enum<string>
required

Signature algorithm compatible with your connected key.

Available options:
rsa-pss-sha256,
rsa-pkcs1-sha256,
ecdsa-sha256
encoding
enum<string>
required

Raw RSA bytes or DER-encoded elliptic-curve signature.

Available options:
raw,
der
publicKeySpkiBase64
string
required

Public key in base64 DER SubjectPublicKeyInfo format.

Required string length: 4 - 16384
Pattern: ^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$
certificateChainBase64
string[]

Optional saved certificate chain, leaf first, matched to the public key.

Required array length: 1 - 8 elements

Certificate in base64 DER format.

Required string length: 4 - 32768
Pattern: ^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$