ISRC DEF057930920
Verified recording
DEF057930920 is “Lulu, Act II: Er lässt auf sich warten” by Alban Berg,
registered on the CopyrightChains blockchain with CopyrightID
0x706957f316ce6051efc66d6a8fba2d02b05281d66f626a50586bcd4ddd535d1e 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/DEF057930920.
Recording identifiers
- ISRC
- DEF057930920
- Title
- Lulu, Act II: Er lässt auf sich warten
- Artist
- Alban Berg
- CopyrightID (CopyrightChains transaction hash)
0x706957f316ce6051efc66d6a8fba2d02b05281d66f626a50586bcd4ddd535d1e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:f1a3224a776aaca58a95c200e9e1c9a4676f35c1f414e63cddae866d59a82e6c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057930920
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Lulu, Act II: Er lässt auf sich warten · Machine-readable JSON-LD