Havana

Recording by Saxophone Rufus.

Recording identifiers

ISRC
GX8LE2490162
CopyrightID (CopyrightChains transaction hash)
0x31f3a41bcf098c3fd27c27e3d30b55474677230a9640239b970f953298b5f902
Copyright registration time
2026-06-05T19:30:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:0e9d73c3362128e7a23a58b5eb0b51327e21e31090682cf3f3e67291b3083ddb

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.