ISRC DECP69201001

Verified recording

DECP69201001 is “Flute Quartet in D Major, Op. 5, No. 1, Hob.II:D9: I. Presto assai” by Joseph Haydn, registered on the CopyrightChains blockchain with CopyrightID 0xd4921d8d55fd38ffc6db838801d40bdaf630270321f47f997a31b865029dff64 and independently timestamped in Bitcoin block 957120 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP69201001.

Recording identifiers

ISRC
DECP69201001
Title
Flute Quartet in D Major, Op. 5, No. 1, Hob.II:D9: I. Presto assai
Artist
Joseph Haydn
CopyrightID (CopyrightChains transaction hash)
0xd4921d8d55fd38ffc6db838801d40bdaf630270321f47f997a31b865029dff64

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41+00:00
Bitcoin block
957120
Canonical record hash
sha256:c795e9b20cab9ba3e940c87e8cf2bbf2f9e8d754ac8812b4bcf7f8f52d90de48
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DECP69201001
Bitcoin block existence check
https://blockstream.info/api/block/957120

Full record

Track page: Flute Quartet in D Major, Op. 5, No. 1, Hob.II:D9: I. Presto assai · Machine-readable JSON-LD