Back Then

Recording by Pegz.

Recording identifiers

ISRC
AUOB10500003
CopyrightID (CopyrightChains transaction hash)
0x42ad5d13a6745b1742923c923561db41136ac93c3fd20f5d5a93ef31b5223140
Copyright registration time
2026-06-08T23:52:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:cdd461d3184ed30753b01b16208f4f7bc67e4f050dc6462a646a273e75e37ad0

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.