ISRC DEF055634205
Verified recording
DEF055634205 is “12 Études, Op. 10: No. 5 in G-Flat Major "Black Keys"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb75b773e416041a59b8b956c4890cd34e7db6890338b3c374c4c5d1e051d809b and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055634205.
Recording identifiers
- ISRC
- DEF055634205
- Title
- 12 Études, Op. 10: No. 5 in G-Flat Major "Black Keys"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb75b773e416041a59b8b956c4890cd34e7db6890338b3c374c4c5d1e051d809b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:233725802a9f369561a2f19edfa6741bc6a9a028ce937e96069fe141e2c669b6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055634205
- Bitcoin block existence check
- https://blockstream.info/api/block/960354
Full record
Track page: 12 Études, Op. 10: No. 5 in G-Flat Major "Black Keys" · Machine-readable JSON-LD