168 Hours

Recording by Toosii.

Recording identifiers

ISRC
USUM72501037
CopyrightID (CopyrightChains transaction hash)
0x909ad985cf9a46f15c27604e2f069dce3495279a77e1399c0762a3b8cba9d5e0
Copyright registration time
2026-06-04T06:49:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:90b4de3ea664955e423f0c062c7475449d0d8efe2cf9c6a9c8e506c3ebe83907

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.