ISRC DEF057830254

Verified recording

DEF057830254 is “Swan Lake, Op. 20, TH. 12 / Act I: No. 5 Pas de deux: a) Intrada-Valse - b) Andante” by Pyotr Ilyich Tchaikovsky, registered on the CopyrightChains blockchain with CopyrightID 0x057082aa922225a7ab08259fe04e187bed335a60d2427f83e20386f9a6dd8480 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/DEF057830254.

Recording identifiers

ISRC
DEF057830254
Title
Swan Lake, Op. 20, TH. 12 / Act I: No. 5 Pas de deux: a) Intrada-Valse - b) Andante
Artist
Pyotr Ilyich Tchaikovsky
CopyrightID (CopyrightChains transaction hash)
0x057082aa922225a7ab08259fe04e187bed335a60d2427f83e20386f9a6dd8480

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:835f63928f829bd68e3ad0da17937e11071053be34e60ffd91a95dce0919c062
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057830254
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Swan Lake, Op. 20, TH. 12 / Act I: No. 5 Pas de deux: a) Intrada-Valse - b) Andante · Machine-readable JSON-LD