Yksi plus yksi

Recording by Pekka Simojoki.

Recording identifiers

ISRC
FIAAP9420301
CopyrightID (CopyrightChains transaction hash)
0x631409d863f1b0fd19f03487c5dc334c3341bcc5618b35fa4e13a2721ffbf85f
Copyright registration time
2026-07-07T11:31:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:356f8b90325f846aa15c46112ba238762821fd0bd1d4dad393a8503c306423e5

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.