ISRC GRUM71300928
Verified recording
GRUM71300928 is “Turn Back Time” by Mark F. Angelo,
registered on the CopyrightChains blockchain with CopyrightID
0x3ecdc9850666e61d530198082f6fe00e7c6a13d393bcd7083b0fb44a2afdacda and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GRUM71300928.
Recording identifiers
- ISRC
- GRUM71300928
- Title
- Turn Back Time
- Artist
- Mark F. Angelo
- CopyrightID (CopyrightChains transaction hash)
0x3ecdc9850666e61d530198082f6fe00e7c6a13d393bcd7083b0fb44a2afdacda
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:cde8e6aba98a6f1cd22e0c992475cb3d1e25e41a18082ce1856a3b7384f4831f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GRUM71300928
- Bitcoin block existence check
- https://blockstream.info/api/block/957118