ISRC GBF077210272
Verified recording
GBF077210272 is “Octet in E-Flat Major, Op. 20, MWV R20: II. Andante” by Felix Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0x65f5f9d40380110145353c08f07ea5b0ec336c712accabf1c031bcdab4662c4a and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077210272.
Recording identifiers
- ISRC
- GBF077210272
- Title
- Octet in E-Flat Major, Op. 20, MWV R20: II. Andante
- Artist
- Felix Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0x65f5f9d40380110145353c08f07ea5b0ec336c712accabf1c031bcdab4662c4a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:8aaffbcd12add0760dd5ca3e42d21d376607df4f981281e3062f6ac24beeaf27- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077210272
- Bitcoin block existence check
- https://blockstream.info/api/block/960473
Full record
Track page: Octet in E-Flat Major, Op. 20, MWV R20: II. Andante · Machine-readable JSON-LD