Monday

Recording by Sonny & Cher.

Recording identifiers

ISRC
USAT20403961
CopyrightID (CopyrightChains transaction hash)
0xcc78009b4f91e2f6c767c520aed9803d60b40e4e0b8a3fdf480b5e2506288e92
Copyright registration time
2026-06-23T09:33:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:33f82f1f52df3b5becfbe090b2d2ea419773787016c22eeb45ff414d869b2348

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.