Days - Instrumental

Recording by Ayumi Hamasaki.

Recording identifiers

ISRC
JPB600860604
CopyrightID (CopyrightChains transaction hash)
0xb3b81c0747d525e2190cba288a056ece35a3389fc6b2eefa7946ebbc3332e49b
Copyright registration time
2026-07-30T08:30:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T08:33:28Z
Bitcoin block
960231
Canonical record hash
sha256:c21020a1401ccf2c0edd89de42774799ea474875db1baf8541444926ea0dfa24

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.