ISRC GBSMU2199651
Verified recording
GBSMU2199651 is “Sleep” by Perfect Sleep,
registered on the CopyrightChains blockchain with CopyrightID
0x627bb41d0feffea8d533bc63ce234cc20daae08bb55971d158c04933587bc25b and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU2199651.
Recording identifiers
- ISRC
- GBSMU2199651
- Title
- Sleep
- Artist
- Perfect Sleep
- CopyrightID (CopyrightChains transaction hash)
0x627bb41d0feffea8d533bc63ce234cc20daae08bb55971d158c04933587bc25b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:8486434f74463c2b9cd9497bb78ee0b2487ed9a5878fbacd3393536eb2aa4430- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU2199651
- Bitcoin block existence check
- https://blockstream.info/api/block/960441