Lost Crypt

Recording by Matias Puumala.

Recording identifiers

ISRC
GBRKQ2136916
CopyrightID (CopyrightChains transaction hash)
0xcd9d867bb554de9e2416eec76f9b9adc32846d849933ef2e1b677ac6cb6e68d1
Copyright registration time
2026-07-07T20:15:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:6d18d26682b3ee393598b9061d2e404d33c4851f593817d67afda83e421c60f7

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.