ISRC GBBBA0442807
Verified recording
GBBBA0442807 is “12 Etudes, Op. 10 - Paderewski Edition: No. 7 in C major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb85a276b5fc8ff587d9f283abdff5fbc3c9b64e6e86099f0232610334e8d6a57 and independently timestamped
in Bitcoin block 959163 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0442807.
Recording identifiers
- ISRC
- GBBBA0442807
- Title
- 12 Etudes, Op. 10 - Paderewski Edition: No. 7 in C major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb85a276b5fc8ff587d9f283abdff5fbc3c9b64e6e86099f0232610334e8d6a57
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T18:47:29+00:00
- Bitcoin block
- 959163
- Canonical record hash
sha256:6f85ce38a661eb373084270570a046cf99f0cc9e3b990f0706cd3e33b4e16466- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA0442807
- Bitcoin block existence check
- https://blockstream.info/api/block/959163
Full record
Track page: 12 Etudes, Op. 10 - Paderewski Edition: No. 7 in C major · Machine-readable JSON-LD