ERC-8327 Directional Transfer Domain Registry

ReviewERCcreated 2026-07-05requires ERC-165

Defines token-agnostic directional transfer-route permissions between opaque domains by asset class

Authors: Chris Turner, David Hay (@david-hay), Reagan Simpson (@krumg111), Collins Musyimi (@Musyimi97)

ERC-165 interface ids

Computed here as the XOR of the selectors each interface defines.

ITransferDomainRegistry	`0xc86613f8`
IGracefulRouteRevocation	`0x90c5cbc4`

`0xa0e65839`	`cancelRevocation(bytes32,bytes32,bytes32,bytes32)`
`0xdf9a2bbe`	`finalizeRevocation(bytes32,bytes32,bytes32)`
`0xfcbddce7`	`getRevocation(bytes32,bytes32,bytes32)`	view
`0xbe3a96ec`	`getRoute(bytes32,bytes32,bytes32)`	view
`0x130464a4`	`initiateRevocation(bytes32,bytes32,bytes32,bytes32)`
`0x29a154be`	`isRoutePermitted(bytes32,bytes32,bytes32)`	view
`0xf1a5e959`	`isRoutePermittedBatch(bytes32[],bytes32[],bytes32[])`	view
`0x2929da83`	`revokeRoute(bytes32,bytes32,bytes32,bytes32)`
`0x8771e270`	`setRoute(bytes32,bytes32,bytes32,bytes32)`

Topic0 is the keccak256 hash of the signature, which is what a log filter matches on.

`0xedbcb268d1b46444771616e5584747167acfe98179c8b5eef15009141f62ff52`	`RouteSet(bytes32,bytes32,bytes32,bytes32,uint64)`
`0x12ed2be7f9251e4a9fa3492d7c398d680758a0fd0f12e4b86bddb203b7244f92`	`RouteRevoked(bytes32,bytes32,bytes32,bytes32,uint64)`
`0xff60fc785f9f7e0ca0ca9c5f4abadd62a033c71d1d0356d7681c7992138b00de`	`RouteRevocationInitiated(bytes32,bytes32,bytes32,bytes32,uint64,uint64)`
`0x9d9b27aa65e06759e1c8e30d19526be5c9bd358d933c5d56e354cbd09e8b02cf`	`RouteRevocationCancelled(bytes32,bytes32,bytes32,bytes32)`