ISRC DEF057903091
Verified recording
DEF057903091 is “Lulu, Act I: Verwandlungsmusik” by Alban Berg,
registered on the CopyrightChains blockchain with CopyrightID
0x1e0a5c5d0dac347d1394d2198857ddbf9448e9d5d7d978b12e97be45f72adf7f and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057903091.
Recording identifiers
- ISRC
- DEF057903091
- Title
- Lulu, Act I: Verwandlungsmusik
- Artist
- Alban Berg
- CopyrightID (CopyrightChains transaction hash)
0x1e0a5c5d0dac347d1394d2198857ddbf9448e9d5d7d978b12e97be45f72adf7f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:5aa11027fd4f6bd7468a65e5780c914e44b8a4abbb6a7c709c5fc774b7a68260- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057903091
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Lulu, Act I: Verwandlungsmusik · Machine-readable JSON-LD