ISRC USTV19500254
Verified recording
USTV19500254 is “Cycle of Sixty” by Geezer Butler,
registered on the CopyrightChains blockchain with CopyrightID
0x25be077f09bb745c665a3af4131969254c27a0d5fd728c1877b4431a6c3d3ddc and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTV19500254.
Recording identifiers
- ISRC
- USTV19500254
- Title
- Cycle of Sixty
- Artist
- Geezer Butler
- CopyrightID (CopyrightChains transaction hash)
0x25be077f09bb745c665a3af4131969254c27a0d5fd728c1877b4431a6c3d3ddc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:409c1505018e4ff8b89687739b61c3e20db0bf654df5689409358970bc1b299e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTV19500254
- Bitcoin block existence check
- https://blockstream.info/api/block/960220