Summit

Recording by Metric System 1981.

Recording identifiers

ISRC
QZFZ42489086
CopyrightID (CopyrightChains transaction hash)
0x759a4502a089fc819972a69910e0fccc8fc26e3d59a0627e874ccb14031b7a1a
Copyright registration time
2026-07-30T14:38:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:53:07Z
Bitcoin block
960268
Canonical record hash
sha256:69c2b13b2e937b90409e86465d55a92cfa24070973c33ee3686b493c08f190f5

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.