Tumbao

Recording by Cal Tjader.

Recording identifiers

ISRC
AUXN22122073
CopyrightID (CopyrightChains transaction hash)
0xfaa1fe6e40f7f86c7f79fbac79a60ccc12c32287af30a483be0205e21c5ddff5
Copyright registration time
2026-07-07T13:41:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:fa642f49dd3cb6ae9abfd48663a66e84384903c242a612bcd60283801551dbc0

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.