And so It Goes

Recording by Fred Hersch.

Recording identifiers

ISRC
US29X1700045
CopyrightID (CopyrightChains transaction hash)
0xc61f0fa891f1c8af8733c433e92d70310653836e00bcb419d312df72a2129ad8
Copyright registration time
2026-06-11T13:47:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:acfac9481094467b8781d856b9869ba41db783541bb1684dc9ada5d7cfce8495

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.