oblivious (Instrumental)

Recording by Kalafina.

Recording identifiers

ISRC
JPU900801528
CopyrightID (CopyrightChains transaction hash)
0xbd99e1b5f71a6e20f1626b1f503671cc292ca82f186bd952916b446efca9b2a5
Copyright registration time
2026-07-06T23:18:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ad73db4d8dde255e0d2efd168fb67a772fd3d0147b32d4a47e094d75709a7546

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.