ISRC USSM17001031
Verified recording
USSM17001031 is “Company (1970): The Ladies Who Lunch” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0x6dc68509ae310fff8e943e96a24b48839570dbb4fa63c4a117274545bed98983 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/USSM17001031.
Recording identifiers
- ISRC
- USSM17001031
- Title
- Company (1970): The Ladies Who Lunch
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0x6dc68509ae310fff8e943e96a24b48839570dbb4fa63c4a117274545bed98983
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e3c28a6c9f5acfe591630d57e64fe917281145fd5506520da06a025789215778- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM17001031
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Company (1970): The Ladies Who Lunch · Machine-readable JSON-LD