かたち あるもの

Recording by Ko Shibasaki.

Recording identifiers

ISRC
JPPO00419390
CopyrightID (CopyrightChains transaction hash)
0xe75c1b8c9e5b99317214c4e52156438f57d6c0fc4904f62fee9f95cbb44700f0
Copyright registration time
2026-06-06T03:43:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:a1b27fb00943d1a73c5a13d686427c781b8644fbc8a563dc333ef35dc600d199

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.