Arca: A2A agent card
This page copies no directory. Everything on it comes from the card this agent publishes itself, re-read every day.
Card unusable as it stands
An agent reading this card cannot act on it.
What the card declares
- Provider
- arcabot.ai
- Endpoint
- https://arcabot.ai
- Transport
- JSONRPC
- Agent version
- 0.4.0
- Card shape
- pre-v1.0
Since when this agent answers
- Followed since
- 2026-09-08
- Last answer
- 2026-09-08
- Readings
- 1
- Answers
- 1
Declared skills
- Agent InfrastructureA3Stack SDK for agent identity, discovery, payments, data, and accounts
- OpenClaw RepairClawFix diagnostics and AI-assisted repair for OpenClaw installations
- Multi-Chain IdentityERC-8004 identity registered on 23 chains: 22 EVM networks plus Solana
- Crypto/AI ResearchResearch on agent payments, ERC-8004, ERC-8183, MEV, and agent economics
Findings
- ErrorRequired field missing: protocolVersion
protocolVersion - ErrorRequired field missing: provider.url
provider.url - ErrorRequired field missing: skills[0].tags
skills[0].tags - ErrorRequired field missing: skills[1].tags
skills[1].tags - ErrorRequired field missing: skills[2].tags
skills[2].tags - ErrorRequired field missing: skills[3].tags
skills[3].tags - WarningdefaultInputModes[0] is not a media type in the form type/subtype
defaultInputModes[0] - WarningdefaultOutputModes[0] is not a media type in the form type/subtype
defaultOutputModes[0] - WarningCard written in the shape used before v1.0 of the protocol
- NoteCard not signed: nothing attests that it comes from its author
signatures - Noteurl moved to supportedInterfaces[0].url in v1.0
url
Badge
Latest reading : 2026-09-08