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MARKET MONITOR / CATALOGUE Services 133,944 MCP listed 40,872 x402 93,153 Rails Base / Solana / Polygon / Arbitrum Imported 2026-11-01 · 3 sources
Provider

sellat.app

sellat.app · 1 listed service · provider site

Sellat x402 REST usage

Timestamp and notarize any file or data by its SHA-256 hash: blockchain proof of existence and document integrity, anchored on Polygon in minutes and attested on Bitcoin (OpenTimestamps); blockchain notarization, not a n...

sellat.app Crypto & Payments 10 calls / 30d checked 2026-11-01
0.01 USDC per call per call

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