ISRC USCGJ1954208
Verified recording
USCGJ1954208 is “Heavy” by Chris Mazuera,
registered on the CopyrightChains blockchain with CopyrightID
0xc421c1f926d9e1dfc85c276a285a87d132403bf41a50066453c47cd46c9dd1a9 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGJ1954208.
Recording identifiers
- ISRC
- USCGJ1954208
- Title
- Heavy
- Artist
- Chris Mazuera
- CopyrightID (CopyrightChains transaction hash)
0xc421c1f926d9e1dfc85c276a285a87d132403bf41a50066453c47cd46c9dd1a9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:3b95371d6f53ddd04f3796bac9c15918eb972b86c76daf280706c0403e0b0077- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGJ1954208
- Bitcoin block existence check
- https://blockstream.info/api/block/960229