Days

Recording by Ayumi Hamasaki.

Recording identifiers

ISRC
JPB600860601
CopyrightID (CopyrightChains transaction hash)
0x2c6ebbdf30e76dc8627c114b8b40537daee15122fd1a48dedfc0936ea49ce104
Copyright registration time
2026-06-04T16:36:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:9274065d4e324ffdbf4acdfb405f2f97902bfc654581a34c0973b4f9c7a0e3d8

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.