ISRC FRZ140530100
Verified recording
FRZ140530100 is “3 Waltzes, Op. 34, "Grandes valses brillantes": Waltz No. 2 in A Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x32ddeffae2a60ccdc41283e2e77ef2d294c3e1cd983329d35fdc83a741522fc5 and independently timestamped
in Bitcoin block 960099 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140530100.
Recording identifiers
- ISRC
- FRZ140530100
- Title
- 3 Waltzes, Op. 34, "Grandes valses brillantes": Waltz No. 2 in A Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x32ddeffae2a60ccdc41283e2e77ef2d294c3e1cd983329d35fdc83a741522fc5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:30:20+00:00
- Bitcoin block
- 960099
- Canonical record hash
sha256:983151c0de9048e77edb68783a0bc536c08d1f1ef04d9989cbb37457d24e17a7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140530100
- Bitcoin block existence check
- https://blockstream.info/api/block/960099
Full record
Track page: 3 Waltzes, Op. 34, "Grandes valses brillantes": Waltz No. 2 in A Minor · Machine-readable JSON-LD