The Celestics are a Canadian hip hop duo from Montreal. Formed in 2011, the duo is composed of two brothers, rapper Lou Phelps and producer/DJ Kaytranada. Their debut studio project, titled Massively
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 0x4bdb8d3919c4b09e50c13a61b1a0aa208f381f30a8daf8fb247eb831d8be29bb. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/48857233-7159-4ada-8c0a-e6e68fa8e621.json and https://artists.proofprofile.net/proofs/artist/48857233-7159-4ada-8c0a-e6e68fa8e621.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).