Johanna - Mea Culpa

Recording by Stephen Sondheim.

Recording identifiers

ISRC
USBC10500369
CopyrightID (CopyrightChains transaction hash)
0x88702a4b25adcf9bfe354f5dc6e860039a3361a5739e1bf3f2eb0f7c8e9211a4
Copyright registration time
2026-06-09T17:54:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:7b599134120430d0a1e11725bf97df227ad0d6803be2a9c1f60b88a94328a638

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.