ISRC HKI199339802

Verified recording

HKI199339802 is “The Nutcracker, Op. 71: Act II. Waltz Of The Flowers” by Ernst Hoffmann, registered on the CopyrightChains blockchain with CopyrightID 0xc519aaec8a8eca24e5c7523c52a17ce2260b23f8aa04c4fa7d3a7c06f517cffe and independently timestamped in Bitcoin block 953528 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199339802.

Recording identifiers

ISRC
HKI199339802
Title
The Nutcracker, Op. 71: Act II. Waltz Of The Flowers
Artist
Ernst Hoffmann
CopyrightID (CopyrightChains transaction hash)
0xc519aaec8a8eca24e5c7523c52a17ce2260b23f8aa04c4fa7d3a7c06f517cffe

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10+00:00
Bitcoin block
953528
Canonical record hash
sha256:8c9c1f67d96fc6a619e93aa4a169e64d8ae0269cf1be5ea95571472bcc53a1b8
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199339802
Bitcoin block existence check
https://blockstream.info/api/block/953528

Full record

Track page: The Nutcracker, Op. 71: Act II. Waltz Of The Flowers · Machine-readable JSON-LD