Paid services on Base matching “serial”

Episode 1 of recipients[], an ongoing AI-agent thriller serial: a short text episode (~370 words, markdown). An agent finds its own ID on a payment recipient list before the file even exists. $0.01 USDC on Base. Free teaser at /teaser.

Who is behind a token: our safety verdict (grade, honeypot), DexScreener market (liquidity, volume, age, pair), declared X + website with contract/X linking checks, the creator wallet (Clanker admin or on-chain deployer) profiled as /identity/wallet, stable red-flag signals (impersonation, wash trading, dead token, serial rugger, rug ring) and a credibility verdict. Not charged when nothing could

Validates the ISO 6346 check digit and separates owner, category and serial components. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age.

Store a secret (API key, webhook payload, signed URL) encrypted with WebCrypto AES-256-GCM and share a claim URL that yields the secret exactly once. A Durable Object serializes reads so single-use delivery is race-free, and every burn returns an Ed25519-signed attestation. Creating a vault requires x402 payment; the recipient's claim read (GET /v/:vault_id) is free.

Verify an FAA aircraft tail (N-number) registration: status, expiration, make/model, serial, registration fraud & expiry flags. Public-domain FAA Releasable Aircraft Database. Registrant identity is never returned (49 U.S.C. §44114) — only registrant type.

Renders JavaScript-heavy SPA pages in real headless Chromium via Cloudflare Browser Rendering, waits for network-idle / selector-ready, strips nav/footer/script chrome, and serializes the fully-rendered DOM into clean, LLM-ready Markdown.

Echo JSON body and return sha256 of sorted serialization.

TLS handshake for host[:port]; notBefore/notAfter, SANs, issuer, serial, days-left. Fail closed.

What exactly is this aircraft? Resolve an aircraft by FAA N-number and return normalized identity, registration, manufacturer, model, serial and related identity evidence where available.