ISRC FRZ299502020
Verified recording
FRZ299502020 is “An der schonen blauen Donau, Op. 314: Waltzer "Le beau Danube bleu"” by Johann Strauss II,
registered on the CopyrightChains blockchain with CopyrightID
0x34d3f0ba6ca3c0d4047b669a3321a7083873d3487130589cc4dfc6c288d3c0a6 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/FRZ299502020.
Recording identifiers
- ISRC
- FRZ299502020
- Title
- An der schonen blauen Donau, Op. 314: Waltzer "Le beau Danube bleu"
- Artist
- Johann Strauss II
- CopyrightID (CopyrightChains transaction hash)
0x34d3f0ba6ca3c0d4047b669a3321a7083873d3487130589cc4dfc6c288d3c0a6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:fecaf334ddcda43cda35bc824c0895a1ae40697b2f578277a12346e29d0efdc3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299502020
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: An der schonen blauen Donau, Op. 314: Waltzer "Le beau Danube bleu" · Machine-readable JSON-LD