ISRC GBSMU2199650
Verified recording
GBSMU2199650 is “Nocturne” by Perfect Sleep,
registered on the CopyrightChains blockchain with CopyrightID
0x6a34c583318cb3f5298740301168e38c8663a7278d6640337021a603d2b7dcce and independently timestamped
in Bitcoin block 960317 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU2199650.
Recording identifiers
- ISRC
- GBSMU2199650
- Title
- Nocturne
- Artist
- Perfect Sleep
- CopyrightID (CopyrightChains transaction hash)
0x6a34c583318cb3f5298740301168e38c8663a7278d6640337021a603d2b7dcce
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T21:35:24+00:00
- Bitcoin block
- 960317
- Canonical record hash
sha256:93dc639f5bdb48490da71983898bf5ac7f04d65548c59c07b6dd085a728e3504- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU2199650
- Bitcoin block existence check
- https://blockstream.info/api/block/960317