ISRC FRZ209000504
Verified recording
FRZ209000504 is “Tchaikovsky: The Seasons, Op. 37a: No. 3, March. Song of the Lark” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0x04562ba9573242d0b121abafc06c941900790a8b2b75104db497487e27289f35 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209000504.
Recording identifiers
- ISRC
- FRZ209000504
- Title
- Tchaikovsky: The Seasons, Op. 37a: No. 3, March. Song of the Lark
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0x04562ba9573242d0b121abafc06c941900790a8b2b75104db497487e27289f35
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:3100fce81bdd2d40688236e483592da7538ba66556e9ae0ab3cdb931bc5cc3b4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209000504
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Tchaikovsky: The Seasons, Op. 37a: No. 3, March. Song of the Lark · Machine-readable JSON-LD