ISRC DEF055402233

Verified recording

DEF055402233 is “Piano Concerto No. 20 in D minor, K.466: III. Rondo (Allegro assai)” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0xb86dc696a9eed45984ca92900c7c917c90bd4d96c8c265ca4033b2745119a570 and independently timestamped in Bitcoin block 957120 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055402233.

Recording identifiers

ISRC
DEF055402233
Title
Piano Concerto No. 20 in D minor, K.466: III. Rondo (Allegro assai)
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0xb86dc696a9eed45984ca92900c7c917c90bd4d96c8c265ca4033b2745119a570

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41+00:00
Bitcoin block
957120
Canonical record hash
sha256:55d39921e4d8fbfa448ce1dd7a5032984a7fff9eb9f95c1999318eed4b8f63ab
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055402233
Bitcoin block existence check
https://blockstream.info/api/block/957120

Full record

Track page: Piano Concerto No. 20 in D minor, K.466: III. Rondo (Allegro assai) · Machine-readable JSON-LD