Tuba

Recording by L2B.

Recording identifiers

ISRC
DGA072169568
CopyrightID (CopyrightChains transaction hash)
0xcbf652e62373c30eae0261832cb2507b83a98e7e70367717ce2bc5f2b0a1ea15
Copyright registration time
2026-06-08T16:53:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:1ad5e3e0628cdc42f1804502aaff78e16c898572558b009795d98212c9edbcbf

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.