ISRC ITN322220751
Verified recording
ITN322220751 is “Piano Concerto No. 2 in F Minor Op. 21: Maestoso” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb76c7e9cab650c73633ac522119ff3832e841148fce5a1833cb8736ba696f0d1 and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITN322220751.
Recording identifiers
- ISRC
- ITN322220751
- Title
- Piano Concerto No. 2 in F Minor Op. 21: Maestoso
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb76c7e9cab650c73633ac522119ff3832e841148fce5a1833cb8736ba696f0d1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:3ddf8da89e1bef7155ac50c5750dc9dd0b1987abae72fdaa4d38b0927db26cac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITN322220751
- Bitcoin block existence check
- https://blockstream.info/api/block/960337
Full record
Track page: Piano Concerto No. 2 in F Minor Op. 21: Maestoso · Machine-readable JSON-LD