ISRC GBF077000083
Verified recording
GBF077000083 is “Symphony No. 5: III. Scherzo. Kräftig, nicht zu schnell” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x763f9ec8ba5bfb4ce776eafa60af34b77dc2070f87c91cdb9e22701f70005b70 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/GBF077000083.
Recording identifiers
- ISRC
- GBF077000083
- Title
- Symphony No. 5: III. Scherzo. Kräftig, nicht zu schnell
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x763f9ec8ba5bfb4ce776eafa60af34b77dc2070f87c91cdb9e22701f70005b70
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:049fa73ca102333b757967be02c367f1ad8e54f0e1df6a870bbcf9a224cf08d4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077000083
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 5: III. Scherzo. Kräftig, nicht zu schnell · Machine-readable JSON-LD