Module transaction 

Modules

envelope

key_authorization

tempo_transaction

tt_authorization

tt_signature

tt_signed

Structs

AASigned

A transaction with an AA signature and hash seal.

Authorization

An unsigned EIP-7702 authorization.

Call

KeyAuthorization

Key authorization for provisioning access keys

KeyAuthorizationChainIdError

Error returned when a KeyAuthorization’s chain_id does not match the expected value.

KeychainSignature

Keychain signature wrapping another signature with a user address. This allows an access key to sign on behalf of a root account.

RecoveredTempoAuthorization

A recovered EIP-7702 authorization with AA signature support.

SignedKeyAuthorization

Signed key authorization that can be attached to a transaction.

TempoSignedAuthorization

A signed EIP-7702 authorization with AA signature support.

TempoTransaction

Tempo transaction following the Tempo spec.

TokenLimit

Token spending limit for access keys

Enums

KeychainVersion

Keychain signature version.

KeychainVersionError

Keychain version validation error.

PrimitiveSignature

Primitive signature types that can be used standalone or within a Keychain signature. This enum contains only the base signature types: Secp256k1, P256, and WebAuthn. It does NOT support Keychain signatures to prevent recursion.

SignatureType

Signature type enumeration

TempoSignature

AA transaction signature supporting multiple signature schemes

TempoTxEnvelope

Tempo transaction envelope containing all supported transaction types

TempoTxType

Transaction types supported by TempoTxEnvelope.

TempoTypedTransaction

Typed transaction enum corresponding to the TempoTxEnvelope envelope.

Constants

MAGIC

EIP-7702 authorization magic byte

MAX_WEBAUTHN_SIGNATURE_LENGTH

P256_SIGNATURE_LENGTH

SECP256K1_SIGNATURE_LENGTH

Signature type constants

TEMPO_EXPIRING_NONCE_KEY

Nonce key marking an expiring nonce transaction (uses tx hash for replay protection).

TEMPO_EXPIRING_NONCE_MAX_EXPIRY_SECS

Maximum allowed expiry window for expiring nonce transactions (30 seconds).

TEMPO_GAS_PRICE_SCALING_FACTOR

Scaling factor for converting gas prices (attodollars) to TIP-20 token amounts (microdollars).

TEMPO_TX_TYPE_ID

Tempo transaction type byte (0x76)

TIP20_PAYMENT_PREFIX

TIP20 payment address prefix (12 bytes for payment classification) Same as TIP20_TOKEN_PREFIX

Functions

calc_gas_balance_spending

Calculates gas balance spending in TIP-20 token units (microdollars).

derive_p256_address

Derives a P256 address from public key coordinates

validate_calls

Validates the calls list structure for Tempo transactions.