ISRC HKI199252811
Verified recording
HKI199252811 is “String Quartet No. 62 in C Major, Op. 76, No. 3, Hob.III:77, "Emperor": III. Menuetto” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xe50f53b7163cd05b5e57be4d87c7202971606e60c4613b3914cf0a1e4bd1383d and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199252811.
Recording identifiers
- ISRC
- HKI199252811
- Title
- String Quartet No. 62 in C Major, Op. 76, No. 3, Hob.III:77, "Emperor": III. Menuetto
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xe50f53b7163cd05b5e57be4d87c7202971606e60c4613b3914cf0a1e4bd1383d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:d7d1d13dcd10a30c92e31c6d3f846e79f91797dea7c9b7198154496d68b11b52- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199252811
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: String Quartet No. 62 in C Major, Op. 76, No. 3, Hob.III:77, "Emperor": III. Menuetto · Machine-readable JSON-LD