ISRC USSM19908625

Verified recording

USSM19908625 is “Swan Lake, Op. 20, TH 12 (Excerpts): Act II No. 13 Danses des cygnes. IV. Allegro moderato” by Pyotr Ilyich Tchaikovsky, registered on the CopyrightChains blockchain with CopyrightID 0xfc5b4e60e8a25351bd51c0f0613400fd8950c118beff847d3fd1b8603de65d1f and independently timestamped in Bitcoin block 953520 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19908625.

Recording identifiers

ISRC
USSM19908625
Title
Swan Lake, Op. 20, TH 12 (Excerpts): Act II No. 13 Danses des cygnes. IV. Allegro moderato
Artist
Pyotr Ilyich Tchaikovsky
CopyrightID (CopyrightChains transaction hash)
0xfc5b4e60e8a25351bd51c0f0613400fd8950c118beff847d3fd1b8603de65d1f

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:992dcb6f3f9d4aac73c646b1b9e945029c4196d32ed12d8c2cd702417229b290
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19908625
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Swan Lake, Op. 20, TH 12 (Excerpts): Act II No. 13 Danses des cygnes. IV. Allegro moderato · Machine-readable JSON-LD