Tango Nocturno

Recording by Erkki Junkkarinen.

Recording identifiers

ISRC
FIFPS7500078
CopyrightID (CopyrightChains transaction hash)
0xc3522c14186a79efd508c92581ff3f1aa929bcf50a0fa9ab0ebe5124fb523497
Copyright registration time
2026-07-07T04:54:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:42894bd3d178fb9dc03b1d04fba8fa652672e76624eb985fdc2dfc48de60865c

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.