ISRC USB961110533
Verified recording
USB961110533 is “End of Show” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0xbef614b3282730a77fb2593b0ec614baa8a9fea2a7e192519631e44c3ca53323 and independently timestamped
in Bitcoin block 960125 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB961110533.
Recording identifiers
- ISRC
- USB961110533
- Title
- End of Show
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0xbef614b3282730a77fb2593b0ec614baa8a9fea2a7e192519631e44c3ca53323
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T15:38:18+00:00
- Bitcoin block
- 960125
- Canonical record hash
sha256:e266591a4f6f9c7843cf79b79382dd383da647521e292e741e7a8511e1eee1a6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB961110533
- Bitcoin block existence check
- https://blockstream.info/api/block/960125