ISRC CAI372101910

Verified recording

CAI372101910 is “Duo Concertant No. 2 in D Minor, Op. 32: IV. Rondo” by Antoine de Lhoyer, registered on the CopyrightChains blockchain with CopyrightID 0x7cc57775192368adfe810abe96e5ae834c45e3cfdb35fcb3273e7ea7756faa7c and independently timestamped in Bitcoin block 960403 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAI372101910.

Recording identifiers

ISRC
CAI372101910
Title
Duo Concertant No. 2 in D Minor, Op. 32: IV. Rondo
Artist
Antoine de Lhoyer
CopyrightID (CopyrightChains transaction hash)
0x7cc57775192368adfe810abe96e5ae834c45e3cfdb35fcb3273e7ea7756faa7c

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T13:04:34+00:00
Bitcoin block
960403
Canonical record hash
sha256:a02b4db28d92b2779f0ac8f6b0af923151ff2c2fa1e7154b39c8136ce3f67868
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAI372101910
Bitcoin block existence check
https://blockstream.info/api/block/960403

Full record

Track page: Duo Concertant No. 2 in D Minor, Op. 32: IV. Rondo · Machine-readable JSON-LD