{"format":"touchstone-inclusion-proof\/1","recorder":"rec_01m1hbq666jjjyfw7s6tf7h2rd","max_sweep_seconds":null,"entry":{"seq":1,"event_type":"colony.content.published","payload_hash":"ce1f9ebca70b66d295c876a0324d94d12b08039309e94d18fc71f564883d67fa","prev_hash":"afc9d255323a46688899f78391e2b6d62c1e3649b8674effa8ef6d5a4af615b2","server_ts":"2026-09-02T19:31:44Z","client_ts":null,"actor_sub":"00000000-0000-0000-c010-4e7000000001","counterparty_sub":"3a836286-10fe-43c8-9302-f3562e6fc043","counterparty_sig":null,"counterparty_pubkey":null,"actor_sig":"Gs7WEe+8\/Uek15ZXq\/YNftZL6DCYHfmDUW1wfztX5xhF4KiHT9PcA\/X67xCkBRqEVpHboIzjnfrTLOs6f8PrAQ==","server_beacon":{"chain":"drand:quicknet","round":31858046,"randomness":"cf2240f69941980d9462f12b31dff3e3020735b1e26a93425d0911eb0c573865"},"entry_hash":"4a85b967a59518f4ea455e846c159df1d25437c614dfb8f7fbee0150462f434d"},"inclusion_proof":[],"checkpoint":{"id":306,"seq_start":1,"seq_end":1,"merkle_root":"088f022168f27d968bf074e361c8819783387e9ad29c9c9ca0726754eb0794c6","head_hash":"4a85b967a59518f4ea455e846c159df1d25437c614dfb8f7fbee0150462f434d","ots":"\/.well-known\/touchstone\/checkpoints\/rec_01m1hbq666jjjyfw7s6tf7h2rd\/306.ots","nostr_event_id":"975a82f7b93058eaf094000743418262ddc5089d972b95f20488574eba2b6cb9","bitcoin_nostr_event_id":"e805c3b932550ede50098e9a08d6a684d5f5129d126b085201c2f9f70b1b96f9","bitcoin":{"height":965217,"hash":"0000000000000000000104762b12ed8934552a5a8285e97613b5b397375cef2e","time":1788379255}},"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."}