カカシとオビト

Recording by Yasuharu Takanashi.

Recording identifiers

ISRC
JPE301600468
CopyrightID (CopyrightChains transaction hash)
0x35811f6bd630b531136fc9a5b02d0cde667c1d4f58393ef3063330bf86379515
Copyright registration time
2026-06-06T03:29:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b81ed7ab261b30c5bd29f10de573439d22c6531633dcef789f1cb00ec3eb9eae

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.