MASS: No. 2, Hymn & Psalm "A Simple Song"

Recording by Leonard Bernstein.

Recording identifiers

ISRC
DEB261902162
CopyrightID (CopyrightChains transaction hash)
0x92516d75a2e2f7b87171c22b15c232a9274adbc900885eaf8d76a26c1a8bee44
Copyright registration time
2026-07-07T16:00:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a6e5d67db791c12d10b49844fa9a3040a2c4c3e90bf6dff156924466ece1403f

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.