West Side Story: Maria

Recording by Leonard Bernstein.

Recording identifiers

ISRC
USHM11464914
CopyrightID (CopyrightChains transaction hash)
0xd6dfafc6947da6acf2c876c6019432c6419a67447ebd8b6fc0de5ef9f60592a9
Copyright registration time
2026-07-06T22:51:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ecc2be98bd701282128e359a1f415cdc31d8853b74c14949ac0c94e3441e8d69

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.