oblivious

Recording by Kalafina.

Recording identifiers

ISRC
JPU900702341
CopyrightID (CopyrightChains transaction hash)
0x9209b835cdfb8786a4b87d0a416f47b841777367e0ee39d61db828b18245b36c
Copyright registration time
2026-06-04T13:57:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:8391af7b6ea104e4dea0b9a4cf1d34bd34d4e765e759babf198d276b9b02678c

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.