Losing My Mind/Not a Day Goes By

Recording by Stephen Sondheim.

Recording identifiers

ISRC
USB961009328
CopyrightID (CopyrightChains transaction hash)
0x46f7365e80fca1b2ec40d49244c0a8f80d688cdb2d1942adff82075a7f7a4a63
Copyright registration time
2026-06-27T04:28:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:540cc8a694c67083942441b25d55b2e590f5cbd66157209ca1efc6d25837f7ff

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.