ISRC USUM71003973
Verified recording
USUM71003973 is “Rollercoaster - Bonus Track (Explicit)” by Ludacris,
registered on the CopyrightChains blockchain with CopyrightID
0x26f2ef3ad624b548a4366b373f99729afb970b956b5bdc406bbb7f63e0315499 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/USUM71003973.
Recording identifiers
- ISRC
- USUM71003973
- Title
- Rollercoaster - Bonus Track (Explicit)
- Artist
- Ludacris
- CopyrightID (CopyrightChains transaction hash)
0x26f2ef3ad624b548a4366b373f99729afb970b956b5bdc406bbb7f63e0315499
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:15e1fd548f0f99da3baf6696fbe75493d06ac9d319b7dd214df59d710cf7ca6d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71003973
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Rollercoaster - Bonus Track (Explicit) · Machine-readable JSON-LD