ISRC USSM11203213
Verified recording
USSM11203213 is “Hyper Sleep” by Marc Streitenfeld,
registered on the CopyrightChains blockchain with CopyrightID
0xc8c82dc5c25ebda5e20e663c6f62f239b44c4c8dd62265218be2167c222d0e50 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11203213.
Recording identifiers
- ISRC
- USSM11203213
- Title
- Hyper Sleep
- Artist
- Marc Streitenfeld
- CopyrightID (CopyrightChains transaction hash)
0xc8c82dc5c25ebda5e20e663c6f62f239b44c4c8dd62265218be2167c222d0e50
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:979449c2117f9827fc4e7b471eb9b1d07bb97b86059f7de24cb4d0308e6bc32c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11203213
- Bitcoin block existence check
- https://blockstream.info/api/block/956302