Just The Once

Recording by Metric.

Recording identifiers

ISRC
CBBEL2300002
CopyrightID (CopyrightChains transaction hash)
0xc6d11034cde28a22c632d5f12bf4a9a85f55e1d4a9121e804b262c206a3c61d9
Copyright registration time
2026-06-05T20:21:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:78bd78fa780cd43e8a9e81600415a6ab2f80e84a6635b9b74e448a4f14a3586c

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.