Spark

Recording by Yoko Kanno.

Recording identifiers

ISRC
JPVI09815220
CopyrightID (CopyrightChains transaction hash)
0x38a1701a9c40f15c4f8b769c0bb2558d76ab61914b28daef4467b37ccf20af9a
Copyright registration time
2026-07-31T10:00:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T10:20:10Z
Bitcoin block
960389
Canonical record hash
sha256:fa670ec020fa71a4d91afed613752dda97390f52be8171c7a45e6844aa17332f

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.