ISRC CZA166802513

Verified recording

CZA166802513 is “Symphony No. 6 in B Minor, Op. 74 "Pathétique": II. Allegro con grazia” by Pyotr Ilyich Tchaikovsky, registered on the CopyrightChains blockchain with CopyrightID 0xe334cfff0d4b5521a89c379336de23f0fbadd2f0aeab54d8f3f1199f86919f80 and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA166802513.

Recording identifiers

ISRC
CZA166802513
Title
Symphony No. 6 in B Minor, Op. 74 "Pathétique": II. Allegro con grazia
Artist
Pyotr Ilyich Tchaikovsky
CopyrightID (CopyrightChains transaction hash)
0xe334cfff0d4b5521a89c379336de23f0fbadd2f0aeab54d8f3f1199f86919f80

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:c347fa4719e14920af640c15e01a0198465bc2fb7cc22c981ab086b641e8aaba
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA166802513
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Symphony No. 6 in B Minor, Op. 74 "Pathétique": II. Allegro con grazia · Machine-readable JSON-LD