{"chain":"PechChain v1 (permissioned, no tokens)","verification":"block_hash = sha256(height|prev_hash|events_hash|range_to); prev_hash links to the previous block","blocks":[{"height":1,"prev_hash":"0000000000000000000000000000000000000000000000000000000000000000","events_hash":"2e1cfa82b035c26cbbbdae632cea070514eb8b773f616aaeaf668e2f0be8f10d","events_count":0,"range_from":"2026-01-01T00:00:00+00:00","range_to":"2026-07-10T23:04:11.232699+00:00","block_hash":"5514a81d7cd66c955be1f3681361bb0bd1db1a8bebe8b501f32e99edeb560110","sealed_at":"2026-07-10T23:04:11.232699+00:00"}]}