A Tune For Tony

Recording by Bert Kaempfert.

Recording identifiers

ISRC
DEF067225430
CopyrightID (CopyrightChains transaction hash)
0x5194837be1018b09aaeeb8b3162c5ee51301183f4d39fafe39eaa7da58a1b534
Copyright registration time
2026-07-07T12:50:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ff8d353db1df998f08fb651942e3592e2579e59fabaf4853df0eff806e891416

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.