Concerto for Electric Bass "Entropia": III. —

Recording by Lauri Porra.

Recording identifiers

ISRC
SEAEY1705070
CopyrightID (CopyrightChains transaction hash)
0xda8727be8afb9318e7ae12a72399acfef44db3f4281276998ac2ffabc5ca090d
Copyright registration time
2026-07-31T16:41:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:8ba6dee3479fdb581b823fd56babfffbb422599e800299f01450aabe0fce4c12

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.