ISRC USBC19901783
Verified recording
USBC19901783 is “24 Preludes, Op. 28: Prelude in E Major, Op. 28, No. 9” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x1ea51d6cc364e386e0b7c4b0480cbbf773b40a1de3148085ce7e1caf6fed28f3 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19901783.
Recording identifiers
- ISRC
- USBC19901783
- Title
- 24 Preludes, Op. 28: Prelude in E Major, Op. 28, No. 9
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x1ea51d6cc364e386e0b7c4b0480cbbf773b40a1de3148085ce7e1caf6fed28f3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:2a69d319fdb4a3f841e502fad4348779bc7bd3e9f4354415b36cb80575dec223- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19901783
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: 24 Preludes, Op. 28: Prelude in E Major, Op. 28, No. 9 · Machine-readable JSON-LD