Great Pumpkin Waltz

Recording by Vince Guaraldi.

Recording identifiers

ISRC
USWB19900098
CopyrightID (CopyrightChains transaction hash)
0xc9fb2a3ea4bfe117201f9be439d9707815695d4b9cf8513187e34adbd8703b81
Copyright registration time
2026-06-06T21:36:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2094bee973c7e406a102654c7b49105ddd2a30011724867c3d0e61b38dfb102f

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.