Kourtesy Of Us

Recording by Rucci.

Recording identifiers

ISRC
USUYG1389699
CopyrightID (CopyrightChains transaction hash)
0x4b43942cd6997ad34361f604af255892f2c0addcad5df120c1e9ba8ef1ca72bf
Copyright registration time
2026-06-11T11:30:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:d588be74136de9c6337356831ddab16f47e8b693ef86370ec15f2c047a6b5304

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.