ISRC USRH12004149
Verified recording
USRH12004149 is “Free - Live at Carnegie Hall, New York, NY, 4/5/1971” by Chicago,
registered on the CopyrightChains blockchain with CopyrightID
0x584f085291995062ee6e6ea83ae06e50562bf5e0a5d2921c974ead3874eec2d9 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/USRH12004149.
Recording identifiers
- ISRC
- USRH12004149
- Title
- Free - Live at Carnegie Hall, New York, NY, 4/5/1971
- Artist
- Chicago
- CopyrightID (CopyrightChains transaction hash)
0x584f085291995062ee6e6ea83ae06e50562bf5e0a5d2921c974ead3874eec2d9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:980a5259f6ae5566a24176aae03e67c9c312569e793bb0c0440c0819af9c5d7f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRH12004149
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Free - Live at Carnegie Hall, New York, NY, 4/5/1971 · Machine-readable JSON-LD