ISRC USZGD9500414
Verified recording
USZGD9500414 is “Nocturnes, Op. 55: No. 1 in F Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xfce36e09e3ab6a7e191e434e017bd1bee13340aa8a98dc309167be31a6cedac8 and independently timestamped
in Bitcoin block 957064 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZGD9500414.
Recording identifiers
- ISRC
- USZGD9500414
- Title
- Nocturnes, Op. 55: No. 1 in F Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xfce36e09e3ab6a7e191e434e017bd1bee13340aa8a98dc309167be31a6cedac8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:43:08+00:00
- Bitcoin block
- 957064
- Canonical record hash
sha256:fbcc3620a4ac1cd2b4224e5dd32ef8190301e0480374dcab8cd609ada8716d4a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZGD9500414
- Bitcoin block existence check
- https://blockstream.info/api/block/957064
Full record
Track page: Nocturnes, Op. 55: No. 1 in F Minor · Machine-readable JSON-LD