ISRC USVZX1702709
Verified recording
USVZX1702709 is “Takarajima (Treasure Island) [Arr. T. Mashima] [Live]” by Hirotaka Izumi,
registered on the CopyrightChains blockchain with CopyrightID
0x867cd30214089800a0d7bbc3829608962aa30ab6dc86e20570d8ee1279c129d7 and independently timestamped
in Bitcoin block 960376 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USVZX1702709.
Recording identifiers
- ISRC
- USVZX1702709
- Title
- Takarajima (Treasure Island) [Arr. T. Mashima] [Live]
- Artist
- Hirotaka Izumi
- CopyrightID (CopyrightChains transaction hash)
0x867cd30214089800a0d7bbc3829608962aa30ab6dc86e20570d8ee1279c129d7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:09:19+00:00
- Bitcoin block
- 960376
- Canonical record hash
sha256:6cbca332d78295cfaa442c2b6acb105acdb6dda344052789fb2df09f702e3457- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USVZX1702709
- Bitcoin block existence check
- https://blockstream.info/api/block/960376
Full record
Track page: Takarajima (Treasure Island) [Arr. T. Mashima] [Live] · Machine-readable JSON-LD