In the Underworld - Instrumental

Recording by Blind Guardian.

Recording identifiers

ISRC
DED831900595
CopyrightID (CopyrightChains transaction hash)
0xf37e5211eb19d65c3e30ddea9876e77373845cce0f04459ec6d97e49552beb91
Copyright registration time
2026-07-06T07:44:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:d56266deda1340caf096c3e03bb71ff046af80b5a374bd68615f76a4f36ae2a1

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.