サンビカ

Recording by Eir Aoi.

Recording identifiers

ISRC
JPU901301296
CopyrightID (CopyrightChains transaction hash)
0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5
Copyright registration time
2026-06-06T10:01:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:cc1b2df90d7d34c27352f878ade7dd0453d17ca0b084de364c8f90d7262dbbbb

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.