ISRC FRZ140523060
Verified recording
FRZ140523060 is “Des Knaben Wunderhorn: IX. Wo die schönen Trompeten blasen” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x6d39ebb1b2db69d93f5ff3a52f92cfb01e7a11db4283493ca426eecc817de62a and independently timestamped
in Bitcoin block 960285 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140523060.
Recording identifiers
- ISRC
- FRZ140523060
- Title
- Des Knaben Wunderhorn: IX. Wo die schönen Trompeten blasen
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x6d39ebb1b2db69d93f5ff3a52f92cfb01e7a11db4283493ca426eecc817de62a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:26:40+00:00
- Bitcoin block
- 960285
- Canonical record hash
sha256:4a5f87b0bab10d9a3ea4ab4bd66a8a76766f49bc8cf5a07b53ef77353e65e211- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140523060
- Bitcoin block existence check
- https://blockstream.info/api/block/960285
Full record
Track page: Des Knaben Wunderhorn: IX. Wo die schönen Trompeten blasen · Machine-readable JSON-LD