ISRC US97D0900121
Verified recording
US97D0900121 is “Octet in E-Flat Major, Op. 20: I. Allegro moderato ma con fuoco” by Felix Mendelssohn,
registered on the CopyrightChains blockchain with CopyrightID
0xaf4931ae7dc6adbd4220de3379f1fce68a836522b5f252f4e0eec56d6bfbf799 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US97D0900121.
Recording identifiers
- ISRC
- US97D0900121
- Title
- Octet in E-Flat Major, Op. 20: I. Allegro moderato ma con fuoco
- Artist
- Felix Mendelssohn
- CopyrightID (CopyrightChains transaction hash)
0xaf4931ae7dc6adbd4220de3379f1fce68a836522b5f252f4e0eec56d6bfbf799
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:fe5cfec98151dddace1ab49846fcdbd8ed51b459ab1af9a823f0c546b5591856- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US97D0900121
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Octet in E-Flat Major, Op. 20: I. Allegro moderato ma con fuoco · Machine-readable JSON-LD