ISRC USL4R2146018
Verified recording
USL4R2146018 is “36 Caprices, Op. 20: No. 4 in A Minor” by Luigi Legnani,
registered on the CopyrightChains blockchain with CopyrightID
0xf7979b2e2dd00e6d4ee66229fa49d79ba6d35fd245db84c91da5afa1653a1580 and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R2146018.
Recording identifiers
- ISRC
- USL4R2146018
- Title
- 36 Caprices, Op. 20: No. 4 in A Minor
- Artist
- Luigi Legnani
- CopyrightID (CopyrightChains transaction hash)
0xf7979b2e2dd00e6d4ee66229fa49d79ba6d35fd245db84c91da5afa1653a1580
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:444c20e3ce0dae6aec1bd79b8a6a923c76ade900b0920c246be0374887812875- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R2146018
- Bitcoin block existence check
- https://blockstream.info/api/block/960481
Full record
Track page: 36 Caprices, Op. 20: No. 4 in A Minor · Machine-readable JSON-LD