Speak Low

Recording by Tony Bennett.

Recording identifiers

ISRC
USSM18900605
CopyrightID (CopyrightChains transaction hash)
0x8f6de0b661be9663228ecb225ea407feec3d1c69d139973e6ae0d61a537f5fa5
Copyright registration time
2026-07-07T11:55:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:1601866a0e6fa7c08b0b539a7fb839a6136926e7eb4b308c4f03655d4bd58efa

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.