ISRC FRZ209100024
Verified recording
FRZ209100024 is “Tchaikovsky: Children's Album, Op. 39: No. 23, The Organ-Grinder Sings” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x62871c1a9e07d44581f5dcc50416ebf00e3a9108a5efafec1d62f6e702b5c832 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/FRZ209100024.
Recording identifiers
- ISRC
- FRZ209100024
- Title
- Tchaikovsky: Children's Album, Op. 39: No. 23, The Organ-Grinder Sings
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x62871c1a9e07d44581f5dcc50416ebf00e3a9108a5efafec1d62f6e702b5c832
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:904a73ddfd214a24b49756450493357734637927965932faf329801c70a006ad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209100024
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Tchaikovsky: Children's Album, Op. 39: No. 23, The Organ-Grinder Sings · Machine-readable JSON-LD