ISRC USUM70806399
Verified recording
USUM70806399 is “Old Skool” by Rocko,
registered on the CopyrightChains blockchain with CopyrightID
0xa73e5628d4711e9b36c912be9f58c46a7bf3ed9325cf8f4098191c275b52574e and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70806399.
Recording identifiers
- ISRC
- USUM70806399
- Title
- Old Skool
- Artist
- Rocko
- CopyrightID (CopyrightChains transaction hash)
0xa73e5628d4711e9b36c912be9f58c46a7bf3ed9325cf8f4098191c275b52574e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:a80613a21ec4fd4dfd699fcd7c4b059459c266a8f58232222f734c5290b2b158- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70806399
- Bitcoin block existence check
- https://blockstream.info/api/block/953520