ISRC HKI199253506
Verified recording
HKI199253506 is “String Quartet No. 53 in D Major, Op. 64, No. 5, Hob.III:63, "The Lark": II. Adagio - Cantabile” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x000167171ad1e94a057ee47515cb8322315abb6fcd83c836ef3eb747ce426888 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/HKI199253506.
Recording identifiers
- ISRC
- HKI199253506
- Title
- String Quartet No. 53 in D Major, Op. 64, No. 5, Hob.III:63, "The Lark": II. Adagio - Cantabile
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x000167171ad1e94a057ee47515cb8322315abb6fcd83c836ef3eb747ce426888
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:8224e2ff0e46291f1360ba23ced79fec2870f9b336a183aad1f38322ad1d4384- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199253506
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: String Quartet No. 53 in D Major, Op. 64, No. 5, Hob.III:63, "The Lark": II. Adagio - Cantabile · Machine-readable JSON-LD