ISRC DEF066802380
Verified recording
DEF066802380 is “Das Land des Lächelns / Act 2: Im Salon "Zur blauen Pagode"” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0x4c45e09c87b4f1b308b0f441092b55b1776f2155628665b3d359c45f8e1884a5 and independently timestamped
in Bitcoin block 960216 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF066802380.
Recording identifiers
- ISRC
- DEF066802380
- Title
- Das Land des Lächelns / Act 2: Im Salon "Zur blauen Pagode"
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0x4c45e09c87b4f1b308b0f441092b55b1776f2155628665b3d359c45f8e1884a5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:39:12+00:00
- Bitcoin block
- 960216
- Canonical record hash
sha256:5a9cc81f962a4cb6d2e307378a5f325e4c7560190578f22d8116a5774152acc8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF066802380
- Bitcoin block existence check
- https://blockstream.info/api/block/960216
Full record
Track page: Das Land des Lächelns / Act 2: Im Salon "Zur blauen Pagode" · Machine-readable JSON-LD