The Montreal Jubilation Gospel Choir is a choir from Montreal, Quebec, Canada, that sings primarily traditional and contemporary Gospel music. The choir's repertoire also includes Gregorian chant, Bac
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 0xe660edbc1490a29bd7b2667aeeb1f1fccbc5b4898a41f56385674165abd4e1b0. 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/5534373a-8b1b-4f94-90aa-3718dd579e51.json and https://artists.proofprofile.net/proofs/artist/5534373a-8b1b-4f94-90aa-3718dd579e51.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Jubilation VII - Hamba Ekhaya (Goin' Home)
Jubilation VII: Hamba Ekhaya (Goin' Home)