Solitude

Recording by Fred Hersch.

Recording identifiers

ISRC
US29X2000020
CopyrightID (CopyrightChains transaction hash)
0xea0ff8e1b7460ca11402960ce1f9a7c8ae64097b95b30abf08afa8db7f0417e0
Copyright registration time
2026-07-06T04:01:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:a4535190cdbbf2cc60d139b8edd523a2dd4800b01c51700f5be181578e75e173

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.