Shadow Days

Recording by John Mayer.

Recording identifiers

ISRC
USSM11201311
CopyrightID (CopyrightChains transaction hash)
0xebaea6b2eb825dfe6ddf643c6480dbd62d782052cb25cf2bb125d4a6d05d7128
Copyright registration time
2026-06-04T09:09:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:3e30d38c90eb7dfe83cf5784ffa63914bd13bc79c0ea0197c2f12b870f7d4f45

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.