Seis - Improv At Seis

Recording by Daigo Hanada.

Recording identifiers

ISRC
TCJPT2285275
CopyrightID (CopyrightChains transaction hash)
0xa0aab9e72e03ab1434f47ad03ed20ecdabe34c72a15f55f7c9f1cc66f03e5858
Copyright registration time
2026-07-06T09:15:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:07:00Z
Bitcoin block
957061
Canonical record hash
sha256:de416b13e00f7f20080ced455193e69f7e2145274b65a202f58e20eeca8721be

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.