ISRC QZUD82300037
Verified recording
QZUD82300037 is “Piano Concerto in A Minor, Op. 22: I. Allegro moderato” by Ricardo Castro,
registered on the CopyrightChains blockchain with CopyrightID
0x4f4976e02e1b02f44860165dd091f99870fcade20943279e3853ec8d06bd9064 and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZUD82300037.
Recording identifiers
- ISRC
- QZUD82300037
- Title
- Piano Concerto in A Minor, Op. 22: I. Allegro moderato
- Artist
- Ricardo Castro
- CopyrightID (CopyrightChains transaction hash)
0x4f4976e02e1b02f44860165dd091f99870fcade20943279e3853ec8d06bd9064
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:1be048b66f9528adae0e885af5cb8db9d87325772eadfcfbc8b8adb8e9ce3937- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZUD82300037
- Bitcoin block existence check
- https://blockstream.info/api/block/960410
Full record
Track page: Piano Concerto in A Minor, Op. 22: I. Allegro moderato · Machine-readable JSON-LD