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NENRIN: tree rings for AI facing services. Bitcoin-anchored public ledger, open witnessing, and an MCP server for verifiable Japanese construction estimates. The operator cannot delete a valid record.

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The Proxmox MCP you can hand the keys: VE/PBS/PMG/PDM. Plan, prove, undo, diagnose. MCP/A2A/API.

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Public adapters and discovery catalog for Triptych OS (Agent OS): agent frameworks, MCP/A2A/x402 protocols, workflows, wallets, SDKs, and examples for execute-first routing, governed handoffs, and receipt-aware agent commerce.

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Universal MCP Server for finding + connecting to agents anywhere on the planet. https://hol.org/mcp

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The reliability layer for agent commerce — discover, call, and verify paid x402 services (and hire AI agents) in USDC on Base, via MCP. Client-observed reliability evidence; no escrow, no token.

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AGENIUM — DNS of the Agent Web. Identity, trust & discovery for AI agents. MCP-compatible. agent:// protocol with mTLS, trust scores & capability search.