Time Marches On

Recording by David Cook.

Recording identifiers

ISRC
GBCTA1100038
CopyrightID (CopyrightChains transaction hash)
0x70cc99ace837ed0631764e72f6db4be2a97d73fb9e32f207316bde67a20f56b9
Copyright registration time
2026-06-22T19:23:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:1e0140a81d890fff51faf6de5d75647ae58e7ac7158bd1a1bdcc25741cd342d0

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.