ISRC GBBKB9820945
Verified recording
GBBKB9820945 is “Introduction (4) - Live” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0xc5d66ae37280b9e89dc84055ca2a812039853d80d668e1376bd5d37fb9c28c1b and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBKB9820945.
Recording identifiers
- ISRC
- GBBKB9820945
- Title
- Introduction (4) - Live
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0xc5d66ae37280b9e89dc84055ca2a812039853d80d668e1376bd5d37fb9c28c1b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2fbeb47a0cd20a2ae6618a213a8596464150dd4931233e386956f22ac8f3c910- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBKB9820945
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Introduction (4) - Live · Machine-readable JSON-LD