ISRC FRZ118500980
Verified recording
FRZ118500980 is “Chopin: Waltz No. 8 in A-Flat Major, Op. 64 No. 3” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x1b72652bbf7769900a2199e62bf8fb7cef34b8bffff8bd88e4d4cd2b0b0e557a and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ118500980.
Recording identifiers
- ISRC
- FRZ118500980
- Title
- Chopin: Waltz No. 8 in A-Flat Major, Op. 64 No. 3
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x1b72652bbf7769900a2199e62bf8fb7cef34b8bffff8bd88e4d4cd2b0b0e557a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:908dcd855744d348d09e7aa33d960b2a7cbe70144bab98f58ef669384092de52- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ118500980
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Chopin: Waltz No. 8 in A-Flat Major, Op. 64 No. 3 · Machine-readable JSON-LD