{"content_hash":"c604eadb19f8829a808ea4b301c800d2dc3d40daa1bb8cf2f348e5fd38304608","permanent_ref":"c604eadb19f8829a808ea4b301c800d2dc3d40daa1bb8cf2f348e5fd38304608","cite_url":"https://narrowhighway.com/seal/c604eadb19f8829a808ea4b301c800d2dc3d40daa1bb8cf2f348e5fd38304608","integrity_verified":true,"integrity_detail":"ok","record":{"confirmed_steps":1,"content_hash":"c604eadb19f8829a808ea4b301c800d2dc3d40daa1bb8cf2f348e5fd38304608","engine":"concordance","issuer_public_key":"pGronigMKNYNII1IvEhqSjgr3AAARaTEQBfcdag1l80","kind":"derivation_receipt","note":"The trail is the trust: each step is machine-verified and may build only on confirmed prior steps. The engine verifies a provided derivation; it does not generate the answer.","steps":1,"trail":[{"claim":"sin^2 x + cos^2 x = 1","detail":"sin(x)**2 + cos(x)**2 = 1; the two sides are equal -- each reduces to 1, so their difference simplifies to 0","domain":"mathematics","id":"s1","link_ok":true,"status":"CONFIRMED","uses":[]}],"verdict":"HOLDS"},"note":"Sealed proof receipt: the four gates + verifier results, bound to a key, with no fabricated answer by doctrine. The content hash IS the address — fetch it anywhere and recompute to confirm it was not altered."}