ISRC FRZ140523050
Verified recording
FRZ140523050 is “Des Knaben Wunderhorn: III. Trost im Unglück” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x2236c9b3fa8c7668bd89fae40b6066a60612f2da28c69e0669a91b5dabe82f1c and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140523050.
Recording identifiers
- ISRC
- FRZ140523050
- Title
- Des Knaben Wunderhorn: III. Trost im Unglück
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x2236c9b3fa8c7668bd89fae40b6066a60612f2da28c69e0669a91b5dabe82f1c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:6df385bb23b244ec5d7d78570307d4230ee26c0b114cda51d1c9390f4ec0ff05- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140523050
- Bitcoin block existence check
- https://blockstream.info/api/block/960410
Full record
Track page: Des Knaben Wunderhorn: III. Trost im Unglück · Machine-readable JSON-LD