ISRC USNO19639503
Verified recording
USNO19639503 is “U.M.M.G. (Upper Manhattan Medical Group)” by Fred Hersch,
registered on the CopyrightChains blockchain with CopyrightID
0x71dbe33f6fea7a4ed6589a970e79f111ebc67311f311c4c0d017f68aed508c13 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO19639503.
Recording identifiers
- ISRC
- USNO19639503
- Title
- U.M.M.G. (Upper Manhattan Medical Group)
- Artist
- Fred Hersch
- CopyrightID (CopyrightChains transaction hash)
0x71dbe33f6fea7a4ed6589a970e79f111ebc67311f311c4c0d017f68aed508c13
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:e4d430f6b6085ea3456ee74387083aba4b44f0928aa35ccda1b9045131b1e19a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO19639503
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: U.M.M.G. (Upper Manhattan Medical Group) · Machine-readable JSON-LD