ISRC DEE861101691

Verified recording

DEE861101691 is “Der Nussknacker, Op. 71, Klaviersuite: V. Russischer Tanz” by Pyotr Ilyich Tchaikovsky, registered on the CopyrightChains blockchain with CopyrightID 0xd30373fee1065f2b5d64bfc4db266ed1adcd8f7eb25e470d3bf6b0ae9ebc9a3d and independently timestamped in Bitcoin block 960144 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE861101691.

Recording identifiers

ISRC
DEE861101691
Title
Der Nussknacker, Op. 71, Klaviersuite: V. Russischer Tanz
Artist
Pyotr Ilyich Tchaikovsky
CopyrightID (CopyrightChains transaction hash)
0xd30373fee1065f2b5d64bfc4db266ed1adcd8f7eb25e470d3bf6b0ae9ebc9a3d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T21:09:47+00:00
Bitcoin block
960144
Canonical record hash
sha256:d337456241b6fd60d10922d7aaae5cd38cd4b663801554e59ef7a95e1d768f84
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE861101691
Bitcoin block existence check
https://blockstream.info/api/block/960144

Full record

Track page: Der Nussknacker, Op. 71, Klaviersuite: V. Russischer Tanz · Machine-readable JSON-LD