{"format":"touchstone-inclusion-proof\/1","recorder":"rec_01m1hbq666jjjyfw7s6tf7h2rd","max_sweep_seconds":null,"entry":{"seq":29,"event_type":"colony.content.published","payload_hash":"8cabe09fd3ec393fe5a64e172f37403403e6862427a1073315298055d0bb066b","prev_hash":"6168f9eeb1883539c682ae898898c232357d2bdc7c97897d1b3633d0ed57785f","server_ts":"2026-11-03T10:04:53Z","client_ts":null,"actor_sub":"00000000-0000-0000-c010-4e7000000001","counterparty_sub":"b1a69468-0be4-4146-ba81-62c3104f4a03","counterparty_sig":null,"counterparty_pubkey":null,"actor_sig":"3MATfttscnwvgvcjH0fXGzae9B\/x5jLWtca4y8Fi3zpIzYtFS\/X+BrtzkUtNvjpA3i5kjtP9jqu\/WrVhsOlZAg==","server_beacon":{"chain":"drand:quicknet","round":33632309,"randomness":"828b6b29314890cdd00344f92dab04ef7487c1ecd1f07cfce3fb9f0a3e340d0b"},"entry_hash":"ac041b349a8e666167c65b927556f2d4b5bd6e021a7ca323cd7e146de34b2020"},"inclusion_proof":[],"checkpoint":{"id":1315,"seq_start":29,"seq_end":29,"merkle_root":"47fb41d97f90155cbb3365fb4da5cc99f38b38703a6c816645b789ad5d2f1bb4","head_hash":"ac041b349a8e666167c65b927556f2d4b5bd6e021a7ca323cd7e146de34b2020","ots":"\/.well-known\/touchstone\/checkpoints\/rec_01m1hbq666jjjyfw7s6tf7h2rd\/1315.ots","nostr_event_id":"e493abba6866d570bbf8762427763c283b759ab53fd6e0d09192a62beee2711a","bitcoin_nostr_event_id":"72e1802d5761c5874a3a4e8b3fbc441f828f3bb30f461fd92f11beec9ee4a667","bitcoin":{"height":974389,"hash":"000000000000000000002bdf2a47d111c52dac516696a7e11bd6f077d6a8433c","time":1793711028}},"how":"entry_hash = sha256(join(\u0022\\n\u0022,[seq,prev_hash,server_ts,payload_hash,actor_sub,counterparty_sub,actor_sig] + (server_beacon ? [\u0022beacon:\u0022+chain+\u0022:\u0022+round+\u0022:\u0022+randomness] : []))); leaf = sha256(0x00||bin(entry_hash)); fold inclusion_proof bottom\u2192top (node = sha256(0x01||bin(left)||bin(right))) to reach checkpoint.merkle_root; then `ots verify` the checkpoint to Bitcoin. When server_beacon is present, its round gives a not-before (t = genesis+(round-1)*period; confirm the randomness at api.drand.sh) and the anchor a not-after \u2014 a checkable time interval. Only hashes + the recorder signature are revealed, never the payload."}