conundrums

Recording by 斎木達彦.

Recording identifiers

ISRC
JPVP02206206
CopyrightID (CopyrightChains transaction hash)
0xee1e4ea58e7af30036d0d31923ab29cc4740b4fb4843c47a98b75929649e11f0
Copyright registration time
2026-07-07T15:20:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:bedb0b31dee855c3e74b600c36c34e25076e94d964f39202fafed998d519ebdd

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.