ISRC USHR12345722
Verified recording
USHR12345722 is “String Quartet in E-Flat Major, Op. 1, No. 2: Rondeau” by Joseph Boulogne Chevalier de Saint-Georges,
registered on the CopyrightChains blockchain with CopyrightID
0x2c1d571526cfb3d50c475f7d8a065eb6d2fc4bf9211ac3485a676dfde1eb165e and independently timestamped
in Bitcoin block 960106 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHR12345722.
Recording identifiers
- ISRC
- USHR12345722
- Title
- String Quartet in E-Flat Major, Op. 1, No. 2: Rondeau
- Artist
- Joseph Boulogne Chevalier de Saint-Georges
- CopyrightID (CopyrightChains transaction hash)
0x2c1d571526cfb3d50c475f7d8a065eb6d2fc4bf9211ac3485a676dfde1eb165e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:41:21+00:00
- Bitcoin block
- 960106
- Canonical record hash
sha256:2b11bb6ed7d20a8b0c58aba1b95592b3f4e75ae5df2bd085aa70441de8941c6f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHR12345722
- Bitcoin block existence check
- https://blockstream.info/api/block/960106
Full record
Track page: String Quartet in E-Flat Major, Op. 1, No. 2: Rondeau · Machine-readable JSON-LD