ISRC DEF059330207

Verified recording

DEF059330207 is “Romeo And Juliet, Ballet Suite No. 1 - Op. 64a:5: Masks” by Sergei Prokofiev, registered on the CopyrightChains blockchain with CopyrightID 0x1357d8ccc953a9d1ecc1537c69f23de12cabe907f343453a57bd0874d2c90d59 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/DEF059330207.

Recording identifiers

ISRC
DEF059330207
Title
Romeo And Juliet, Ballet Suite No. 1 - Op. 64a:5: Masks
Artist
Sergei Prokofiev
CopyrightID (CopyrightChains transaction hash)
0x1357d8ccc953a9d1ecc1537c69f23de12cabe907f343453a57bd0874d2c90d59

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:ce8a2d6a86c2c81efe1ea1f329f2b5f64ae7ddb8d846afa2c17c4ec377f15505
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059330207
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Romeo And Juliet, Ballet Suite No. 1 - Op. 64a:5: Masks · Machine-readable JSON-LD