U & I

Recording by Calussa.

Recording identifiers

ISRC
GBCPZ2424033
CopyrightID (CopyrightChains transaction hash)
0x70b4a0e8a70627d6f018ec783a2a75b75b99d20b283b581df115a27196f05e7a
Copyright registration time
2026-06-06T14:45:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:6b58054396146f11258ad8661155851da8b0d7ffaa37ba4c74b9a883bf8115b4

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.