Concerto for Electric Bass "Entropia": II. —

Recording by Lauri Porra.

Recording identifiers

ISRC
SEAEY1705060
CopyrightID (CopyrightChains transaction hash)
0xe7849ec3ac7c5c8d8cdeb3e9fbbcc1524ffaa14454c5657d80a684856c379d52
Copyright registration time
2026-07-31T23:29:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T23:51:35Z
Bitcoin block
960481
Canonical record hash
sha256:cd6289abd4e34bc6a3dd2e7623ab1410eb46339ea856d611630e147143fc25ec

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.