Charlie’s Blues - Alternate

Recording by Vince Guaraldi.

Recording identifiers

ISRC
USC4R1021082
CopyrightID (CopyrightChains transaction hash)
0xa51c934c29cc968042d81b2363b8d32bb2235c255d25d9d3869b8dacc42dc9a8
Copyright registration time
2026-06-05T15:49:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:d50de3567922e2a654350d4af128a19625834068aa9b18485d1721c80176ad46

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.