Amber

Recording by Matthew Montfort.

Recording identifiers

ISRC
USNA19810528
CopyrightID (CopyrightChains transaction hash)
0x10edfb669c9a4171e36edf5c07d632ad2a7c03023415f63059a74aee09a5c058
Copyright registration time
2026-07-07T05:37:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:12f06334ebfb16d7091f06f0f3e9633234abfef1c6dbb8bf6903e6c3366f85c4

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.