U and I

Recording by Sarh.

Recording identifiers

ISRC
FR9W11402836
CopyrightID (CopyrightChains transaction hash)
0x3bfc8dd6ed6ee09b47239697bd98706cb9a1ee0faeec2fbfdef36062052b6890
Copyright registration time
2026-07-07T02:40:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:52da82e0b81ebe4842046b73faf6a8d42eacf0b7112fd49d05d79e1eee746aaa

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.