ISRC GBSMU2199688
Verified recording
GBSMU2199688 is “Prelude to Sleep” by Perfect Sleep,
registered on the CopyrightChains blockchain with CopyrightID
0xb5ebbda2039424ff3952bec8834d8e7de125836ad00df4a300a516d33f6378c5 and independently timestamped
in Bitcoin block 960203 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU2199688.
Recording identifiers
- ISRC
- GBSMU2199688
- Title
- Prelude to Sleep
- Artist
- Perfect Sleep
- CopyrightID (CopyrightChains transaction hash)
0xb5ebbda2039424ff3952bec8834d8e7de125836ad00df4a300a516d33f6378c5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T03:35:13+00:00
- Bitcoin block
- 960203
- Canonical record hash
sha256:92a9b8f09b0048efc0b4e4cb3bbe3f9df01ecb7e7049e38aab3f2be4995c3ad2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBSMU2199688
- Bitcoin block existence check
- https://blockstream.info/api/block/960203