Tango For To

Recording by Alf Prøysen.

Recording identifiers

ISRC
NOACF9305230
CopyrightID (CopyrightChains transaction hash)
0x5840cc2be46b1952a922757b381fea72fb1dc5d6f6022cfde5ded010d22059a0
Copyright registration time
2026-06-21T13:14:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:4fac2718c267cd521c8a05cc2d28abab22af4188db9668a622d938c508ccb03c

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.