The Big Easy

Recording by Fred Hersch.

Recording identifiers

ISRC
US29X1900007
CopyrightID (CopyrightChains transaction hash)
0x94f8398494c1c491ad3aa0c716df2a681d42be51ba66dd276769c41b9e8935c4
Copyright registration time
2026-07-07T21:02:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e9d0cd54c08bc3f27c5899a2c86d42a423bab0932801389100b141688036ead9

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.