時の刻印 III

Recording by Takashi Kako.

Recording identifiers

ISRC
JPSR00005537
CopyrightID (CopyrightChains transaction hash)
0x0511a6ae3cfd3eba67ea05745610a44a011674e037a382b56ffa5ae2c810fd4c
Copyright registration time
2026-07-06T09:42:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:ad51b45722ec598de6d0df06aed9c2f8334da2ee6ce3ff1d7b44959b0b2baa42

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.