{"slug":"api-carbon-cashmere-de-v1-btc-derivatives-blocks-height-6c7968da","name":"api.carbon-cashmere.de/v1/btc-derivatives/blocks/:height","summary":"Deep per-block Bitcoin extract. Returns miner-pool attribution, witness/taproot adoption %, Ordinals inscription count, OP_RETURN byte volume, fee percentiles (10/25/50/75/90), UTXO delta, segwit %, total output BTC, block weight.","status":"live","indexable":true,"listed_since":"2026-10-25T17:53:55.258014Z","sources":[{"source":"x402_bazaar","external_id":"https://api.carbon-cashmere.de/v1/btc-derivatives/blocks/:height","owner_address":"0xf8b2dd46542175ad46e14e6133340e652665f2ee","seen_at":"2026-10-26T19:26:30.228928Z","removed_at":null}],"endpoints":[{"url":"https://api.carbon-cashmere.de/v1/btc-derivatives/blocks/:height","host":"api.carbon-cashmere.de","protocol":"x402","state":"live","last_probe_at":"2026-10-26T08:12:55.608843Z","last_ok_at":"2026-10-26T08:12:55.608843Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"api-carbon-cashmere-de-a5b4a265","name":"api.carbon-cashmere.de"}],"payment_options":[{"endpoint_url":"https://api.carbon-cashmere.de/v1/btc-derivatives/blocks/:height","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"20000","pay_to":"0xf8b2dd46542175ad46e14e6133340e652665f2ee","observed_at":"2026-10-26T08:12:55.608843Z"},{"endpoint_url":"https://api.carbon-cashmere.de/v1/btc-derivatives/blocks/:height","network":"eip155:137","scheme":"exact","rail":"exact","asset":"0x3c499c542cef5e3811e1192ce70d8cc03d5c3359","coin":"USDC","asset_label":"USD Coin","amount":"20000","pay_to":"0xf8b2dd46542175ad46e14e6133340e652665f2ee","observed_at":"2026-10-26T08:12:55.608843Z"},{"endpoint_url":"https://api.carbon-cashmere.de/v1/btc-derivatives/blocks/:height","network":"eip155:42161","scheme":"exact","rail":"exact","asset":"0xaf88d065e77c8cc2239327c5edb3a432268e5831","coin":"USDC","asset_label":"USD Coin","amount":"20000","pay_to":"0xf8b2dd46542175ad46e14e6133340e652665f2ee","observed_at":"2026-10-26T08:12:55.608843Z"},{"endpoint_url":"https://api.carbon-cashmere.de/v1/btc-derivatives/blocks/:height","network":"eip155:480","scheme":"exact","rail":"exact","asset":"0x79a02482a880bce3f13e09da970dc34db4cd24d1","coin":"USDC","asset_label":"USDC","amount":"20000","pay_to":"0xf8b2dd46542175ad46e14e6133340e652665f2ee","observed_at":"2026-10-26T08:12:55.608843Z"},{"endpoint_url":"https://api.carbon-cashmere.de/v1/btc-derivatives/blocks/:height","network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","scheme":"exact","rail":"exact","asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","coin":"USDC","asset_label":null,"amount":"20000","pay_to":"GgS891nMiEETjBEFw1QQxVcAqsRV34mDYpxh24TrpCiD","observed_at":"2026-10-26T08:12:55.608843Z"},{"endpoint_url":"https://api.carbon-cashmere.de/v1/btc-derivatives/blocks/:height","network":"algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=","scheme":"exact","rail":"exact","asset":"31566704","coin":null,"asset_label":null,"amount":"20000","pay_to":"5GRGZVUNRF2S4BY2TNRBCUCKUOT3H6BP56ACPCZVGR3ISTTRRSSB2RGJGI","observed_at":"2026-10-26T08:12:55.608843Z"},{"endpoint_url":"https://api.carbon-cashmere.de/v1/btc-derivatives/blocks/:height","network":"stellar:pubnet","scheme":"exact","rail":"exact","asset":null,"coin":null,"asset_label":null,"amount":"200000","pay_to":"GDYFWCUFLG7MZAITOOVITYDNCLVJXWJ7OASYJAJPPOTONUQRNBCRO2VP","observed_at":"2026-10-26T08:12:55.608843Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":1,"paid_calls_30d":1,"last_paid_at":"2026-10-13T08:30:27.590Z","reported_at":"2026-10-26T19:26:30.228928Z"},"assessment":{"method":"2026.10.1","checks":[{"id":"answers","state":"pass","reason":"Answered a check 6 hours ago."},{"id":"owner","state":"fail","reason":"No one has proven control of its domain or of the wallet it is paid at."},{"id":"track_record","state":"fail","reason":"Listed for 0 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"1 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed."},{"id":"clean_scan","state":"not_applicable","reason":"Not an MCP server."}],"passed":1,"applicable":4,"contradicted":false,"computed_at":"2026-10-26T14:48:24.132077Z"},"identity":{"endpoint_domains":["carbon-cashmere.de"],"proven_domains":[],"proven_wallets":[],"namesakes":[],"namesake_count":0,"identity_checks":[],"wallet_attestations":[]},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}