ISRC GBAJY2239104
Verified recording
GBAJY2239104 is “Knockout "A Rag"” by William Bolcom,
registered on the CopyrightChains blockchain with CopyrightID
0x44749c304e9d6b32b9f132a969b0982d818353c03d628c28455068004ae68193 and independently timestamped
in Bitcoin block 957052 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY2239104.
Recording identifiers
- ISRC
- GBAJY2239104
- Title
- Knockout "A Rag"
- Artist
- William Bolcom
- CopyrightID (CopyrightChains transaction hash)
0x44749c304e9d6b32b9f132a969b0982d818353c03d628c28455068004ae68193
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:50:41+00:00
- Bitcoin block
- 957052
- Canonical record hash
sha256:d930a58f06ef0f483b2dc528a92abcd4db304daef475792b1e681d15a17bd71f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY2239104
- Bitcoin block existence check
- https://blockstream.info/api/block/957052