ISRC FRZ140530130
Verified recording
FRZ140530130 is “Waltzes, Op. 70, B. 92: No. 1 in G-Flat Major. Molto vivace” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x178a1f98b0ccb4554ca4cc2e8ea7473cb39f8249818ccf4f5a681d66d27f7aaa and independently timestamped
in Bitcoin block 960105 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140530130.
Recording identifiers
- ISRC
- FRZ140530130
- Title
- Waltzes, Op. 70, B. 92: No. 1 in G-Flat Major. Molto vivace
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x178a1f98b0ccb4554ca4cc2e8ea7473cb39f8249818ccf4f5a681d66d27f7aaa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:35:17+00:00
- Bitcoin block
- 960105
- Canonical record hash
sha256:39911ee2d2ee03169ddb2410eaa8301733e80491b9103243683bb2a7840571fa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140530130
- Bitcoin block existence check
- https://blockstream.info/api/block/960105
Full record
Track page: Waltzes, Op. 70, B. 92: No. 1 in G-Flat Major. Molto vivace · Machine-readable JSON-LD