ISRC ITR551600199
Verified recording
ITR551600199 is “Grand Valse dall'Operetta "La vedova allegra": Le Sirene del ballo” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0x7f94d34ef6065f495a272543cc6205b64dac04f908313fef6f86081d3d400d7a and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITR551600199.
Recording identifiers
- ISRC
- ITR551600199
- Title
- Grand Valse dall'Operetta "La vedova allegra": Le Sirene del ballo
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0x7f94d34ef6065f495a272543cc6205b64dac04f908313fef6f86081d3d400d7a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:79058a164a704967e76613f50b20a6326b3a45f8be27b937e88c639b35c3f8c1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITR551600199
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Grand Valse dall'Operetta "La vedova allegra": Le Sirene del ballo · Machine-readable JSON-LD