ISRC HKI191708603

Verified recording

HKI191708603 is “Violin Concerto No. 1 in D Major, Op. 7: III. Allegretto” by Friedrich Seitz, registered on the CopyrightChains blockchain with CopyrightID 0xc0e9532c9104dfc7e433a0599733d2a7cc7c149265d86888d44e0ab0e0388446 and independently timestamped in Bitcoin block 960150 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191708603.

Recording identifiers

ISRC
HKI191708603
Title
Violin Concerto No. 1 in D Major, Op. 7: III. Allegretto
Artist
Friedrich Seitz
CopyrightID (CopyrightChains transaction hash)
0xc0e9532c9104dfc7e433a0599733d2a7cc7c149265d86888d44e0ab0e0388446

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T21:51:49+00:00
Bitcoin block
960150
Canonical record hash
sha256:d9adec9fa0605005a3ab697a8f4e25deb0568f8da2da3a2e0fdc58eb3249cfa0
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191708603
Bitcoin block existence check
https://blockstream.info/api/block/960150

Full record

Track page: Violin Concerto No. 1 in D Major, Op. 7: III. Allegretto · Machine-readable JSON-LD