The Masquerade Is Over

Recording by Lou Donaldson.

Recording identifiers

ISRC
USBN28700274
Release date of the album this recording appears on
1958
CopyrightID (CopyrightChains transaction hash)
0x5ce04624a8144f062213551be705bf3c98fe6b3435ab62c815045ab7831dc035
Copyright registration time
2026-06-10T05:35:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:1553f7d9a18555d06e3cb632d398d369c1edb2fa5b0c0e6f61f150a2d3d0250b

What this proof establishes

This recording was released in 1958, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.