ISRC DEF057930919

Verified recording

DEF057930919 is “Lulu, Act II: Filmmusik” by Alban Berg, registered on the CopyrightChains blockchain with CopyrightID 0x696168e9181063c151f03076cf165451a0b4ec7f7d0b961b6ff452b3d6b92d8d and independently timestamped in Bitcoin block 960389 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057930919.

Recording identifiers

ISRC
DEF057930919
Title
Lulu, Act II: Filmmusik
Artist
Alban Berg
CopyrightID (CopyrightChains transaction hash)
0x696168e9181063c151f03076cf165451a0b4ec7f7d0b961b6ff452b3d6b92d8d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T10:20:10+00:00
Bitcoin block
960389
Canonical record hash
sha256:2415d51cdf35bb9c7480ca9029a8695707a382ad01533185ca0897ac79eeaff2
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057930919
Bitcoin block existence check
https://blockstream.info/api/block/960389

Full record

Track page: Lulu, Act II: Filmmusik · Machine-readable JSON-LD