Speak Low

Recording by Michael Cerveris.

Recording identifiers

ISRC
USSK30721101
CopyrightID (CopyrightChains transaction hash)
0x38b6c130bd9ecc1688c0f76ddd236dcf06161116cbc2bb9c6785ecb737f6f91a
Copyright registration time
2026-07-31T01:03:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:ccdee42b055bcdfd191d1a1f3a294ba4353a2a9bcdd4b05eb64a07dd122b8e2d

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.