Stablecoin record

Acala Dollar / aUSD Seed

Acala's former overcollateralized aUSD stablecoin, affected by the 2022 erroneous-mint incident and later converted one-to-one into the aSEED recovery and treasury asset.

LifecycleMigrated
Events4
Sources3
Overview
SymbolaSEED
Asset classStablecoin
Reference targetFiat
Redemption / exit modelProtocol Based
Valuation sourcePublic information is incomplete
Yield / rebase profileNone recorded
Classification notesOne continuous identity: overcollateralized aUSD was renamed and converted into aSEED through Acala governance.
Lifecycle statusMigrated
Issuance statusTerminated
Peg referenceFiat · USD
Backing typesCrypto Collateral, Mixed
StabilizationHybrid
GovernanceDAO Governed
Primary organizationAcala Network
Primary roleProtocol Operator
Last reviewed2026-06-17
Organizations and roles
OrganizationRoleFromUntilRelationship status
Acala NetworkProtocol OperatorActive

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Acala Network

Decentralized Protocol · Decentralized / Polkadot

Event history

4 events connected to this stablecoin.

Reserve profile
Disclosure statusProtocol Governance Transparency
Backing typesCrypto Collateral, Mixed
SummaryaUSD was originally minted against multi-collateral vaults; aSEED is governed as a recovery and treasury asset after conversion.
As of2026-06-17
Profile confidenceHigh
Redemption profile
Current statusProtocol Based
Settlement assetSupported Treasury Assets
Eligible partiesaSEED holders using supported Acala redemption routes.
Retail accessProtocol Based Subject to Access
Institutional accessProtocol Based Subject to Access
Minimum amountProtocol transaction dependent.
FeeProtocol and network fees may apply.
Settlement timeOnchain and governance-route dependent.
Regional limitsInterface and network restrictions may apply.
Record coverage
SectionEntries
Organizations1
Sources3
Reserve reports1
Regulatory notes0
Deployments1
Issuer-control actions0
Open questions2
Events4
Event timeline
DateEventTypeDetail kindRecovered
2022-02-10Acala launches aUSDLaunchLaunch
2022-08-14Erroneous aUSD mint disrupts AcalaErroneous Mint IncidentSecurity Incident
2022-09-26Acala restores aUSD collateralization and operationsRecoveryOther
2023-07-20aUSD converts one-to-one into aSEEDToken MigrationMigration
Reserve and attestation history
DatePublisherTypeAssets coveredRecord confidence
AcalaProtocol Collateral and Migration DisclosureCrypto Collateral, Treasury AssetsHigh
Regulatory and official notices
DateTitleAuthority / publisherTypeSummary
No regulatory notes have been added yet.
Blockchain deployments
ChainStandardDeploymentStatusFreezeBlacklistControl eventsContractNotes
AcalaSubstrate Asset / EVM mirrorProtocol Native AssetActiveUnknownUnknown10x0000000000000000000100000000000000000001Same asset registry entry transitioned from aUSD to aSEED; Karura counterpart is not normalized in this batch.
Sources
SourcePublisherTypeEvidence scopeReliability
Acala Launches Polkadot Native Stablecoin aUSDAcalaOfficial BlogLaunch, Multicollateral Model, Launch and ModelHigh
Acala Incident Report 14/08/2022AcalaOfficial Incident ReportError Mint, Governance Burn, Recovery, Security Incident and RecoveryHigh
aUSD SEED aSEEDAcalaOfficial DocumentationOne to One Conversion, Asset Registry Update, Same Identity, Redemption, MigrationHigh
Open questions
TopicWhat remains unclearPriorityLast checked
Complete Error Mint Trace and RecoveryOfficial reports document large burns and recovery, but every traced transfer and residual economic effect is not normalized.Medium2026-06-17
Aseed Redemption Value and Treasury CoverageaSEED is not asserted to maintain a continuous one-dollar market peg; redemption value and treasury coverage depend on protocol governance and available assets.High2026-06-17