ISRC FRZ110400080
Verified recording
FRZ110400080 is “Waltzes, Op. 64: No. 1 in D-Flat Major "Minute Waltz"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x316ef815a0cd6f6b3e4adea63f679178fca6349618ae3442f900994e3bf13dae and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110400080.
Recording identifiers
- ISRC
- FRZ110400080
- Title
- Waltzes, Op. 64: No. 1 in D-Flat Major "Minute Waltz"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x316ef815a0cd6f6b3e4adea63f679178fca6349618ae3442f900994e3bf13dae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:c67385675c8639df9060d72addec81400d21c5808377427d4205da36a826ddef- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110400080
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Waltzes, Op. 64: No. 1 in D-Flat Major "Minute Waltz" · Machine-readable JSON-LD