ISRC USRH12004150
Verified recording
USRH12004150 is “25 Or 6 To 4 - Live at Carnegie Hall, New York, NY, 4/5/1971” by Chicago,
registered on the CopyrightChains blockchain with CopyrightID
0x78f7034d78cb0c7807aa8a8fd20be9961901ad1ba5d76a78fd2a67e05cf28941 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRH12004150.
Recording identifiers
- ISRC
- USRH12004150
- Title
- 25 Or 6 To 4 - Live at Carnegie Hall, New York, NY, 4/5/1971
- Artist
- Chicago
- CopyrightID (CopyrightChains transaction hash)
0x78f7034d78cb0c7807aa8a8fd20be9961901ad1ba5d76a78fd2a67e05cf28941
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:1da274b16a552e2cbe62cfa8091fc0ea74a3677fdd3ac3108066064a9c401e0d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRH12004150
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 25 Or 6 To 4 - Live at Carnegie Hall, New York, NY, 4/5/1971 · Machine-readable JSON-LD