ISRC DEF059630003

Verified recording

DEF059630003 is “Variations on a Rococo Theme, Op. 33, TH 57: Variazione I: Tempo del Tema” by Pyotr Ilyich Tchaikovsky, registered on the CopyrightChains blockchain with CopyrightID 0x6f65217229a9745de7e4bc538f8e0057da34c04ea4be21ac552cf745c437020a and independently timestamped in Bitcoin block 957073 on 2026-07-07. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059630003.

Recording identifiers

ISRC
DEF059630003
Title
Variations on a Rococo Theme, Op. 33, TH 57: Variazione I: Tempo del Tema
Artist
Pyotr Ilyich Tchaikovsky
CopyrightID (CopyrightChains transaction hash)
0x6f65217229a9745de7e4bc538f8e0057da34c04ea4be21ac552cf745c437020a

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05+00:00
Bitcoin block
957073
Canonical record hash
sha256:f001e050e581d0ee3715174a364c19639462443404a97b6a345763ea69f1bf6a
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059630003
Bitcoin block existence check
https://blockstream.info/api/block/957073

Full record

Track page: Variations on a Rococo Theme, Op. 33, TH 57: Variazione I: Tempo del Tema · Machine-readable JSON-LD