Actual Proof - Live

Recording by Marcin Wasilewski Trio.

Recording identifiers

ISRC
DEB331659206
CopyrightID (CopyrightChains transaction hash)
0xf79e9ffc78dabb10d5a416e40f5ee5448fe5a0bf42c1bd1ad3f4ed7a61fda1f4
Copyright registration time
2026-07-29T23:31:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T23:42:34Z
Bitcoin block
960167
Canonical record hash
sha256:e8d7ec2dc19fe46eff5a5d5aa497d6c2ca1b77d7a44d0ba65364bac4bc8e87b9

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.