In Times Gone Past

Recording by Zao.

Recording identifiers

ISRC
US3H40404707
CopyrightID (CopyrightChains transaction hash)
0xed4ad6f800fc528a3b3fa07751b593b70755f8285cd66f858c3df58451bb42dd
Copyright registration time
2026-06-26T12:44:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:fdfbff7f36a82d390e5bdae52ffbdd14bfbc917ee1ba8bd4a8717b836d66ae28

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.