ISRC DEN960100052
Verified recording
DEN960100052 is “String Quartet In G Major, Hob.III No. 57, Op. 54 No. 1: 2. Allegretto” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x7e70fcb31016e9fc125adb8defcc2c73849ec8241a3173e486b89d46fc4e5cc1 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/DEN960100052.
Recording identifiers
- ISRC
- DEN960100052
- Title
- String Quartet In G Major, Hob.III No. 57, Op. 54 No. 1: 2. Allegretto
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x7e70fcb31016e9fc125adb8defcc2c73849ec8241a3173e486b89d46fc4e5cc1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:c2997bf60881f66f2f9b8f260b5d48ab01b5c38c5e6c118b31f96e8ac110f83c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960100052
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: String Quartet In G Major, Hob.III No. 57, Op. 54 No. 1: 2. Allegretto · Machine-readable JSON-LD