ISRC NLCQ60841315
Verified recording
NLCQ60841315 is “Etude Op. 25 No. 9” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xa6aa2d04c4a1df6578b4db7fd64200fbe58ee3e637eebcb5f6a38418d54b9f30 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCQ60841315.
Recording identifiers
- ISRC
- NLCQ60841315
- Title
- Etude Op. 25 No. 9
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xa6aa2d04c4a1df6578b4db7fd64200fbe58ee3e637eebcb5f6a38418d54b9f30
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:836a297a00a6de724832c1a7840b43891bada84c007cbd6e37b4fefaab5f1599- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCQ60841315
- Bitcoin block existence check
- https://blockstream.info/api/block/960321