The Entertainer

Recording by Bert Kaempfert.

Recording identifiers

ISRC
DEUM70501903
CopyrightID (CopyrightChains transaction hash)
0xd3ec9cdf45fa7d79fff40aba2b6a8ad632a927de33aee5527b76d0174251b7a1
Copyright registration time
2026-06-27T05:38:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:775f91df40a151fd07bff70ca374d1fade2ea14a135baf534690295935f1f6cc

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.