The Entertainer - Remastered

Recording by Joshua Rifkin.

Recording identifiers

ISRC
USAR20500103
CopyrightID (CopyrightChains transaction hash)
0xf50dc3d1e4237c00fd3a1520946102064b61e7584b1dd4c7616dcf4f6fccab0a
Copyright registration time
2026-07-31T05:07:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T05:17:02Z
Bitcoin block
960348
Canonical record hash
sha256:ca8cbac05efeccd05980f98ff944d8360152819c9ae1da4994a288c426b64867

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.