ISRC DEF057003564
Verified recording
DEF057003564 is “4 Lieder, Op. 2: No. 4, Warm die Lüfte” by Alban Berg,
registered on the CopyrightChains blockchain with CopyrightID
0x70bf681ed4bf97bdad6e85ffa267ca48610b18ef7314989776b7609a27b22d57 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/DEF057003564.
Recording identifiers
- ISRC
- DEF057003564
- Title
- 4 Lieder, Op. 2: No. 4, Warm die Lüfte
- Artist
- Alban Berg
- CopyrightID (CopyrightChains transaction hash)
0x70bf681ed4bf97bdad6e85ffa267ca48610b18ef7314989776b7609a27b22d57
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:b5629f7aa10303db1cc1683fc4f70c77a4acd92087c44e7391234f9c6125a926- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057003564
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: 4 Lieder, Op. 2: No. 4, Warm die Lüfte · Machine-readable JSON-LD