Simon Rackham (born 1964) is an English composer and artist. He is probably best known for his work;‘Which ever way your nose bends’ the first commission by the six piano ensemble Piano Circus, compos
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 0xdd5f6181a4963381c66bf914fc675ac5e5b8d210407c2fa595d448d2f06b30aa. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6112c80a-3b88-41b0-bd08-648bdb8c9c19.json and https://artists.proofprofile.net/proofs/artist/6112c80a-3b88-41b0-bd08-648bdb8c9c19.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Arpicembalo Music (for Bartolomeo Cristofori)
Slow Movements (in Memory of Jack Pearl)
Lucifer's Song (A Passacaglia in Memory of Denys Irving)
An Anthology of Occasional Pieces, Pt. One
An Anthology of Occasional Pieces, Pt. Two
An Anthology of Occasional Pieces, Pt. Three
An Anthology of Occasional Pieces, Pt. Four
An Anthology of Occasional Pieces, Pt. Five
An Anthology of Occasional Pieces, Pt. Six
An Anthology of Occasional Pieces, Pt. Seven