days

Recording by Kensuke Ushio.

Recording identifiers

ISRC
USQX92003079
CopyrightID (CopyrightChains transaction hash)
0x4cd23f975eb7a7ff0b799431ca4c6bbbc6e25bfb960c580cdc6ad506ec9363d6
Copyright registration time
2026-06-08T03:39:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:86d29b3e787c1236000ae1d49c4d22e71249690d11d73f07982b3f145ac4ab87

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.