Looking Back

Recording by Martin Stock.

Recording identifiers

ISRC
DEF161495513
CopyrightID (CopyrightChains transaction hash)
0x6b588f0cf94d4284d7aab8c7bd0ab9167d2816bb00fe7aa10bd2b5d1e404eb9d
Copyright registration time
2026-07-06T21:15:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:be6c926958005146eb472aabb11edf70e9388b2e688e57009af43e9f464a9eb8

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.