ISRC DEF058830704
Verified recording
DEF058830704 is “Lieder op.2 / Book 1: 6. Um Mitternacht” by Alexander von Zemlinsky,
registered on the CopyrightChains blockchain with CopyrightID
0xa64eac203ff37cd5fb90c6632832cf2b462a84d0de76e3dc07ebbb3dfea76abe 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/DEF058830704.
Recording identifiers
- ISRC
- DEF058830704
- Title
- Lieder op.2 / Book 1: 6. Um Mitternacht
- Artist
- Alexander von Zemlinsky
- CopyrightID (CopyrightChains transaction hash)
0xa64eac203ff37cd5fb90c6632832cf2b462a84d0de76e3dc07ebbb3dfea76abe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:2aa02e429437aa018bf88f39ebf3d179f36192f555ad0499ae0ec6d749067df2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058830704
- Bitcoin block existence check
- https://blockstream.info/api/block/960389
Full record
Track page: Lieder op.2 / Book 1: 6. Um Mitternacht · Machine-readable JSON-LD