ISRC UK2Y21801827
Verified recording
UK2Y21801827 is “Waltzes, Op. 64: No. 2 in C-Sharp Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xf79d62962a2414adc0af15b13e926f2e86290e92fe522d0756b93787b8ab995d and independently timestamped
in Bitcoin block 960160 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21801827.
Recording identifiers
- ISRC
- UK2Y21801827
- Title
- Waltzes, Op. 64: No. 2 in C-Sharp Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xf79d62962a2414adc0af15b13e926f2e86290e92fe522d0756b93787b8ab995d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T22:48:59+00:00
- Bitcoin block
- 960160
- Canonical record hash
sha256:114b4d32d215c010485082cabdcbb5d540c37da0ad09267c0a91532539dd3fe6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK2Y21801827
- Bitcoin block existence check
- https://blockstream.info/api/block/960160
Full record
Track page: Waltzes, Op. 64: No. 2 in C-Sharp Minor · Machine-readable JSON-LD