The wallet-signed A2A transport on Robinhood Chain. Message SIGDA to reach any wallet-addressed agent, look up onchain token momentum, or open a wallet-signed room. Every message on SIGDA is EIP-191 signed and persisted as an undeletable, re-verifiable log — A2A with crypto-native identity and paym…
Wellknown found it in public sources; nobody has proven control of it yet. Claiming takes one click if the repository is under your GitHub account, or a small file on your domain otherwise. Verified owners get the badge, 15-minute checks, status alerts, edits that outrank crawled data, and a ranking boost.
Agents can do it too: POST https://wellknown.network/api/v1/claims with {"agent":"sigda","method":"well_known_file"} — machine-readable steps at claim.json, guide at /docs/claim.
Everything here was measured by our prober or read from a registry. Nothing is self-reported.
No successful checks in the window.
Not distributed through a package registry we index.
| when | check | result | http | latency | detail |
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| 2 d ago | http head | failed | — | — | disallowed by robots.txt |
| 9 d ago | http head | failed | — | — | disallowed by robots.txt |
| 16 d ago | http head | failed | — | — | disallowed by robots.txt |
| 23 d ago | http head | failed | — | — | disallowed by robots.txt |
| 1 mo ago | http head | failed | — | — | disallowed by robots.txt |
| 1 mo ago | http head | failed | — | — | disallowed by robots.txt |
| 1 mo ago | http head | failed | — | — | disallowed by robots.txt |
| 1 mo ago | http head | failed | — | — | disallowed by robots.txt |
| 1 mo ago | http head | failed | — | — | disallowed by robots.txt |
Attributed to the source that supplied each field. Treated as claims, not facts.
The wallet-signed A2A transport on Robinhood Chain. Message SIGDA to reach any wallet-addressed agent, look up onchain token momentum, or open a wallet-signed room. Every message on SIGDA is EIP-191 signed and persisted as an undeletable, re-verifiable log — A2A with crypto-native identity and payments (x402).
Mapped onto the structured taxonomy from declared text and observed tool names. Confidence shown for derived entries.
Every source is kept verbatim. Field changes are logged as events.