ISRC DEF059830711
Verified recording
DEF059830711 is “Des Knaben Wunderhorn: Wo die schönen Trompeten blasen” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x7f055170079a04ad58e2016af66ad4b88a91f07282d1c86495d0c1aa69ee2d19 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059830711.
Recording identifiers
- ISRC
- DEF059830711
- Title
- Des Knaben Wunderhorn: Wo die schönen Trompeten blasen
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x7f055170079a04ad58e2016af66ad4b88a91f07282d1c86495d0c1aa69ee2d19
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9bd6154727dd9615f1e967ef19142f68780056393c0504ae4467b5e94f81f80c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059830711
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Des Knaben Wunderhorn: Wo die schönen Trompeten blasen · Machine-readable JSON-LD