ISRC USNO19639508

Verified recording

USNO19639508 is “Elf (Isfahan)” by Fred Hersch, registered on the CopyrightChains blockchain with CopyrightID 0x6c775351918a08e2b2116a1d90eaf49a6aa26a5f1229de66a2a82138bcf43385 and independently timestamped in Bitcoin block 960344 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO19639508.

Recording identifiers

ISRC
USNO19639508
Title
Elf (Isfahan)
Artist
Fred Hersch
CopyrightID (CopyrightChains transaction hash)
0x6c775351918a08e2b2116a1d90eaf49a6aa26a5f1229de66a2a82138bcf43385

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T04:14:58+00:00
Bitcoin block
960344
Canonical record hash
sha256:0d357f148b07044426de76994fbbcfe62ac3995c1bdb68db8fc28cc25e47576f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO19639508
Bitcoin block existence check
https://blockstream.info/api/block/960344

Full record

Track page: Elf (Isfahan) · Machine-readable JSON-LD