A Little Jazz Tune

Recording by Iiro Rantala.

Recording identifiers

ISRC
DEA891400193
CopyrightID (CopyrightChains transaction hash)
0x41975b5080114d1469f416ea9994a07d83d2c302448b29157694a8efb0873b59
Copyright registration time
2026-07-30T08:13:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T08:30:10Z
Bitcoin block
960229
Canonical record hash
sha256:3a50894474e4b03ebea5607360f8ef8a0e5874abf7dbd9d57bc55c7d44bf5470

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.