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Recording by OTTO BLUE.

Recording identifiers

ISRC
QZK6F2121877
CopyrightID (CopyrightChains transaction hash)
0x243d7ca37f7aa2b634758727721f1089b051285145a4ebe88a39cb264a36efaa
Copyright registration time
2026-06-05T05:18:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:74e652e8735838db86b3b5c738b573231bff4ec05732130ef75dd3956588df82

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.