ISRC FR7JM1978090
Verified recording
FR7JM1978090 is “Des Knaben Wunderhorn: Wo die schönen Trompeten blasen” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xf639fb1d0c0387ed5bf74b2f10c61867d8c40e11bd7376e6ed90f6ae185aecf3 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/FR7JM1978090.
Recording identifiers
- ISRC
- FR7JM1978090
- Title
- Des Knaben Wunderhorn: Wo die schönen Trompeten blasen
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xf639fb1d0c0387ed5bf74b2f10c61867d8c40e11bd7376e6ed90f6ae185aecf3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f216dd3faba7206ce0cceaab5eef8324dd0fbc76019d8a4d37f4dd6b3a6bc533- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1978090
- 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