Test the Waters

Recording by Matthew Mayer.

Recording identifiers

ISRC
USHM20872157
CopyrightID (CopyrightChains transaction hash)
0x9edbac62232aa8666715466b86d18d8e04e2b5875c4b182378f7001c9a3a513a
Copyright registration time
2026-07-07T05:34:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c78427b202334bb65cf9d672622bd44f2cfc9d192356214b260bc831e4a6c90f

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.