Summit, close

Recording by Metric System 1981.

Recording identifiers

ISRC
QZFZ42489088
CopyrightID (CopyrightChains transaction hash)
0xaeffcb1668e567bb05f6f513b36d60790a35fc7810ff45c07a6568c8f4c7bbca
Copyright registration time
2026-07-29T16:21:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:e59181554948c22d594d7fcc62c1a05c8db91c843f99501d7ed6afa77c8c7993

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.