ISRC USZDG0601165
Verified recording
USZDG0601165 is “12 Études, Op. 10: No. 3 in E Major, "Tristesse": Lento ma non troppo” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xf171854aee2b7d1267e5fdd03826b5496a7fca166d4bf395b5add5c63a79f4e0 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZDG0601165.
Recording identifiers
- ISRC
- USZDG0601165
- Title
- 12 Études, Op. 10: No. 3 in E Major, "Tristesse": Lento ma non troppo
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xf171854aee2b7d1267e5fdd03826b5496a7fca166d4bf395b5add5c63a79f4e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:59a411c49a5adcbcc5fa291125ce43b7ec956364546e2caeae8c3cdf94626bce- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZDG0601165
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: 12 Études, Op. 10: No. 3 in E Major, "Tristesse": Lento ma non troppo · Machine-readable JSON-LD