ISRC FRZ140523040
Verified recording
FRZ140523040 is “Des Knaben Wunderhorn: V. Das irdische Leben” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x0fb33bb2eb6a9763fd8d57173b3b6e791fe5bf3af87b5505558cb6a05f7f16fd and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140523040.
Recording identifiers
- ISRC
- FRZ140523040
- Title
- Des Knaben Wunderhorn: V. Das irdische Leben
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x0fb33bb2eb6a9763fd8d57173b3b6e791fe5bf3af87b5505558cb6a05f7f16fd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:3f1fe958091e5d60f0070ffe567855a17db53d8ad8f6bc5b7a173e32aabcc860- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140523040
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Des Knaben Wunderhorn: V. Das irdische Leben · Machine-readable JSON-LD