忘却

Recording by Hiroshi Takano.

Recording identifiers

ISRC
JPR300300310
CopyrightID (CopyrightChains transaction hash)
0xa2feb1371a9627df1a167ecdeb4781e4afcf128f05305d7c89819f0adef8989b
Copyright registration time
2026-07-31T18:26:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T18:48:12Z
Bitcoin block
960448
Canonical record hash
sha256:30531cd0f90621ed598b061ace487f574f393d6da372b0b145248f4afe26a140

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.