ISRC USUM72118878
Verified recording
USUM72118878 is “OG Black” by Alvaro Diaz,
registered on the CopyrightChains blockchain with CopyrightID
0xcf62f65e504c10f7f1d749c8f88352bad85955da240d29c9b64dbc036a0a0e80 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72118878.
Recording identifiers
- ISRC
- USUM72118878
- Title
- OG Black
- Artist
- Alvaro Diaz
- CopyrightID (CopyrightChains transaction hash)
0xcf62f65e504c10f7f1d749c8f88352bad85955da240d29c9b64dbc036a0a0e80
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:9ad3c90baacab3921d75c6aaaf56892f872627463b325b36d4567afbd4876841- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72118878
- Bitcoin block existence check
- https://blockstream.info/api/block/953513