Amber

Recording by Matthew Montfort.

Recording identifiers

ISRC
USNA19212112
CopyrightID (CopyrightChains transaction hash)
0x76f034c546924e32505525db279f4f21bf6e54747f0658a00bcefabc720e81b1
Copyright registration time
2026-07-07T01:16:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:71b6b40fb1f2b73fdbc5739bd29639802593dbc2cce37fcecd8a5ba6e10a2b01

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.