Tango For To

Recording by Alf Prøysen.

Recording identifiers

ISRC
NOUM71201100
CopyrightID (CopyrightChains transaction hash)
0xb2de5158f87e668f6f356d0d9875a59e2c231db2ee723ccb1e0be873cd069de8
Copyright registration time
2026-07-07T23:58:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:79842a41a6b4a326e10ec1fbea96a0c98f40fb412ed5e7b1a50e68d439e0c920

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.