ISRC USHM10328201
Verified recording
USHM10328201 is “12 Études, Op. 25: I. Etude in A-Flat Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x03950dfb9fc0404d82860136f58fdde4d464f5f73427216e9c36b7265a88b13c 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/USHM10328201.
Recording identifiers
- ISRC
- USHM10328201
- Title
- 12 Études, Op. 25: I. Etude in A-Flat Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x03950dfb9fc0404d82860136f58fdde4d464f5f73427216e9c36b7265a88b13c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:bc810d352112ef8ca65cb74b50569e9453e8c582717b403c3dfce74c60ea68a6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM10328201
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: 12 Études, Op. 25: I. Etude in A-Flat Major · Machine-readable JSON-LD