ISRC USBC19901779
Verified recording
USBC19901779 is “24 Preludes, Op. 28: Prelude No. 5 in D Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xcf409f82b782be4ea8649cca7d5668ee2a023121fd57ccbdfa4fe8371e27ccb1 and independently timestamped
in Bitcoin block 960117 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19901779.
Recording identifiers
- ISRC
- USBC19901779
- Title
- 24 Preludes, Op. 28: Prelude No. 5 in D Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xcf409f82b782be4ea8649cca7d5668ee2a023121fd57ccbdfa4fe8371e27ccb1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:b9f99b51f56698b0efcd9d27a7f71bb72d81258c7e2577b3a9afa489d70d94e3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19901779
- Bitcoin block existence check
- https://blockstream.info/api/block/960117
Full record
Track page: 24 Preludes, Op. 28: Prelude No. 5 in D Major · Machine-readable JSON-LD