ISRC FRZ209100022
Verified recording
FRZ209100022 is “Tchaikovsky: Children's Album, Op. 39: No. 21, Sweet Dreams” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xda4d0b15e55be36fb59853e94c6440eb8404c81ab5fd12bd3476b5257d495061 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209100022.
Recording identifiers
- ISRC
- FRZ209100022
- Title
- Tchaikovsky: Children's Album, Op. 39: No. 21, Sweet Dreams
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xda4d0b15e55be36fb59853e94c6440eb8404c81ab5fd12bd3476b5257d495061
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:5c211768ceae717a552b791b57a1d84e55ba940176924cbe2102587c563ffae0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209100022
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Tchaikovsky: Children's Album, Op. 39: No. 21, Sweet Dreams · Machine-readable JSON-LD