Losing My Mind

Recording by Stephen Sondheim.

Recording identifiers

ISRC
USBC18500162
CopyrightID (CopyrightChains transaction hash)
0xca4caf01d07d56c6d3d4c70bb6e6d24c8a9eddd34a38a5aecc4c84d3a4ef9c93
Copyright registration time
2026-06-24T11:24:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:9075f73f65d74289f731cda70996d43d20edbd50a5edfecc2105bbfc1fcbaeda

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.