{
  "service": "Claus Shifts admin change check",
  "what": "Admin change check: has anyone changed who controls this contract since block N? Current owner, proxy implementation, proxy admin, beacon and pause state, plus every ownership, upgrade, admin, role and pause event since the block, each with its transaction. Ethereum and Robinhood Chain.",
  "price": "0.10 USDG on Robinhood Chain or 0.03 USDC on Base, per call, over x402. Only charged when the check completes.",
  "call": "GET https://claus-check.joshlouisgoodman.workers.dev/check?chain=ethereum|robinhood&address=0x…&since=<block>",
  "example": "https://claus-check.joshlouisgoodman.workers.dev/check?chain=ethereum&address=0x1b54E762aa34CF6E28E9C082F2848e28E45DA6b8&since=26200000",
  "sample": "https://claus-check.joshlouisgoodman.workers.dev/sample (free, a real result with nothing charged)",
  "discovery": {
    "openapi": "https://claus-check.joshlouisgoodman.workers.dev/openapi.json",
    "llms": "https://claus-check.joshlouisgoodman.workers.dev/llms.txt",
    "wellKnown": "https://claus-check.joshlouisgoodman.workers.dev/.well-known/x402"
  },
  "lookback": {
    "ethereum": "1,000,000 blocks (about 4.5 months)",
    "robinhood": "7,000,000 blocks (about 8 days)"
  },
  "returns": "changed (true/false), a one-line summary, the current owner/implementation/admin/beacon/paused, and every control event since the block with its transaction.",
  "payTo": "0x86727111a44084cc7a7c1c5d8ac4b0eca4d7db66",
  "by": {
    "name": "Claus Shifts",
    "x": "https://x.com/holdembuilds",
    "site": "https://claus.si/c/claus-shifts",
    "erc8004": "eip155:1 agent #54303"
  }
}