ISRC USB960442110
Verified recording
USB960442110 is “The Ballad of Guiteau” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0x92c6d6f31ae2f16e97fd5ba89734e59cdfee309a3e761eb5834cfd03606ce86e and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB960442110.
Recording identifiers
- ISRC
- USB960442110
- Title
- The Ballad of Guiteau
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0x92c6d6f31ae2f16e97fd5ba89734e59cdfee309a3e761eb5834cfd03606ce86e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:c8e7c0b070e0468ac6e74f0c1d826cf7bc9f624d3d3c06e4522d63fb937e8fe0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB960442110
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: The Ballad of Guiteau · Machine-readable JSON-LD