ISRC USUM71924157
Verified recording
USUM71924157 is “Time Again” by Blacc Zacc,
registered on the CopyrightChains blockchain with CopyrightID
0x7bb50421c806c23e0fab6b32424118f0e6ec4c4f0ea439eb0ad3653c35007e05 and independently timestamped
in Bitcoin block 957064 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71924157.
Recording identifiers
- ISRC
- USUM71924157
- Title
- Time Again
- Artist
- Blacc Zacc
- CopyrightID (CopyrightChains transaction hash)
0x7bb50421c806c23e0fab6b32424118f0e6ec4c4f0ea439eb0ad3653c35007e05
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:43:08+00:00
- Bitcoin block
- 957064
- Canonical record hash
sha256:9bea92d1e20acc179f94df04fcf390b8155faf8fca5dc9c08b22005570b9aac3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71924157
- Bitcoin block existence check
- https://blockstream.info/api/block/957064