Timeless memory

Recording by 加藤達也.

Recording identifiers

ISRC
JPI101802366
CopyrightID (CopyrightChains transaction hash)
0xdda2accba53a0e2cd3d0cb218ab610f453365d5f01a441eca22baa1ea3eaf1a8
Copyright registration time
2026-07-31T16:48:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:26c44e3e09fe155a713ea612fd784a8a5564c27d849a02582c47328aa695d0f5

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.