ISRC GBBBA0040408
Verified recording
GBBBA0040408 is “Songs from "Des Knaben Wunderhorn": Revelge” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xf86ddcb45676f785f64e52d6e4261d30575f2bb77e86b663a7e707ed2fe8f279 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/GBBBA0040408.
Recording identifiers
- ISRC
- GBBBA0040408
- Title
- Songs from "Des Knaben Wunderhorn": Revelge
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xf86ddcb45676f785f64e52d6e4261d30575f2bb77e86b663a7e707ed2fe8f279
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9d81bae851bc83afff1be71660d1198ec996ae8372285773c514b78105e14950- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0040408
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Songs from "Des Knaben Wunderhorn": Revelge · Machine-readable JSON-LD