ISRC FRZ118801670
Verified recording
FRZ118801670 is “Johanna (From "Sweeney Todd")” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0xbc02f98a810ec3484aebc93f6ff50602f1c7cb1cbf112918ec80215cc125e3d8 and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ118801670.
Recording identifiers
- ISRC
- FRZ118801670
- Title
- Johanna (From "Sweeney Todd")
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0xbc02f98a810ec3484aebc93f6ff50602f1c7cb1cbf112918ec80215cc125e3d8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:1d534b371d645a7203c8854eb52441f00946de3966a700d1e5725737de2ac1ba- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ118801670
- Bitcoin block existence check
- https://blockstream.info/api/block/959159
Full record
Track page: Johanna (From "Sweeney Todd") · Machine-readable JSON-LD