Speak Low from One Touch of Venus

Recording by Kurt Weill.

Recording identifiers

ISRC
USSM19400629
CopyrightID (CopyrightChains transaction hash)
0xede70f9894eeb6b2f972a673d256f8586f5277317abb237980ae0bb671a66f1c
Copyright registration time
2026-07-06T04:37:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:69c692a827a2421505b2ee4910f6c5173c8a16dfc261475e2c76fe53cb3cd874

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.