ISRC DEN961901550
Verified recording
DEN961901550 is “Six Pieces, Op. 51, TH 143: VI. Valse sentimentale. Tempo di Valse” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xb00821b7cd0475360a74eea2ee589a88e140ba188dc21e38a04a9ccbe49613e2 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/DEN961901550.
Recording identifiers
- ISRC
- DEN961901550
- Title
- Six Pieces, Op. 51, TH 143: VI. Valse sentimentale. Tempo di Valse
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xb00821b7cd0475360a74eea2ee589a88e140ba188dc21e38a04a9ccbe49613e2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:0b1bc7979f3fc2d21464cb584ef6997230a144df07cf723ee696217590c6d7c6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961901550
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Six Pieces, Op. 51, TH 143: VI. Valse sentimentale. Tempo di Valse · Machine-readable JSON-LD