ISRC ATUM71500145

Verified recording

ATUM71500145 is “Der Nussknacker, Op. 71: Schneeflockenwalzer” by Pyotr Ilyich Tchaikovsky, registered on the CopyrightChains blockchain with CopyrightID 0xa45be702d868a9b013f052a8beb6091ba18b090a8772e4a575080b02bf5f58ee and independently timestamped in Bitcoin block 960370 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATUM71500145.

Recording identifiers

ISRC
ATUM71500145
Title
Der Nussknacker, Op. 71: Schneeflockenwalzer
Artist
Pyotr Ilyich Tchaikovsky
CopyrightID (CopyrightChains transaction hash)
0xa45be702d868a9b013f052a8beb6091ba18b090a8772e4a575080b02bf5f58ee

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T08:38:45+00:00
Bitcoin block
960370
Canonical record hash
sha256:834e80300c5263339c1d57f5d63a818f3495576bd7e2d4fc65d1eb1136165b86
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATUM71500145
Bitcoin block existence check
https://blockstream.info/api/block/960370

Full record

Track page: Der Nussknacker, Op. 71: Schneeflockenwalzer · Machine-readable JSON-LD