ISRC FRZ140530140
Verified recording
FRZ140530140 is “Waltzes, Op. 69, B. 35: No. 1 in A-Flat Major, "L'adieu". Lento” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xdd3f711ae6586e3d6c2bdb52c4701d860069185f7fac41756007866e7adfecfd and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140530140.
Recording identifiers
- ISRC
- FRZ140530140
- Title
- Waltzes, Op. 69, B. 35: No. 1 in A-Flat Major, "L'adieu". Lento
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xdd3f711ae6586e3d6c2bdb52c4701d860069185f7fac41756007866e7adfecfd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:f2614a227a39320a4df2a2e66fce150b8b9b38a2b7c1f4363340a2491945396a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140530140
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Waltzes, Op. 69, B. 35: No. 1 in A-Flat Major, "L'adieu". Lento · Machine-readable JSON-LD