Rioka Kanda (神田 莉緒香 Kanda Rioka, born 26 March 1992) is a Japanese singer-songwriter, radio personality, and actress from Urayasu City in Chiba Prefecture, Japan. Career After moving on from Goose ho
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8cf1e4c197409bc547ccd76b8d9b7696bf433760f9538e95c37203d5f7e9174a. Chain 2 (Bitcoin): anchored in block 954659 (2026-06-21T06:14:42Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/dd4d47df-bef5-4b53-8ead-91b265ba3375.json and https://artists.proofprofile.net/proofs/artist/dd4d47df-bef5-4b53-8ead-91b265ba3375.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
星 / いっぱいいっぱい / Welcome to the music (2020 Remastered)