ISRC FRZ209908210
Verified recording
FRZ209908210 is “Chopin: 12 Études, Op. 10: No. 10 in A-Flat Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xa3f508d43b246b31e8f6cbf7bc4167624310fdfe8d1c5018f29e3f7baca698fd and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209908210.
Recording identifiers
- ISRC
- FRZ209908210
- Title
- Chopin: 12 Études, Op. 10: No. 10 in A-Flat Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xa3f508d43b246b31e8f6cbf7bc4167624310fdfe8d1c5018f29e3f7baca698fd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:45ed05076210e0dc168e195b201b64d2c9b1f70c7298bd6f5e017e6e5bb02b7a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209908210
- Bitcoin block existence check
- https://blockstream.info/api/block/960144
Full record
Track page: Chopin: 12 Études, Op. 10: No. 10 in A-Flat Major · Machine-readable JSON-LD