B12

Recording by Grey Daze.

Recording identifiers

ISRC
USC4R1903016
CopyrightID (CopyrightChains transaction hash)
0x54ac23791e841129cae339c93f3c313fe6b7dc3d32d21fe382633c645a4c8197
Copyright registration time
2026-06-04T10:24:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:3df3ce1f093a5f09dee0225009ff0bc2c522b5d62042e2f76186e22a5fd072f8

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.