ISRC GBF071202030
Verified recording
GBF071202030 is “Piano Quartet in A Minor: I. Nicht zu schnell” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xe2f82d35330a2ae87472793f412e26adf466e6ec2249e08a62926ed6d2f9749c and independently timestamped
in Bitcoin block 960106 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071202030.
Recording identifiers
- ISRC
- GBF071202030
- Title
- Piano Quartet in A Minor: I. Nicht zu schnell
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xe2f82d35330a2ae87472793f412e26adf466e6ec2249e08a62926ed6d2f9749c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:41:21+00:00
- Bitcoin block
- 960106
- Canonical record hash
sha256:8eb66920e412266ebaedc43cd01156ddf2373947e3ec831606612856b5befa42- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071202030
- Bitcoin block existence check
- https://blockstream.info/api/block/960106
Full record
Track page: Piano Quartet in A Minor: I. Nicht zu schnell · Machine-readable JSON-LD