Listy z 2018

Recording identifiers

ISRC

SKA012300412

CopyrightID (CopyrightChains transaction hash)

0xdbd36ae535634b953bce575a5a1d9c5a2733a1b657a2eb87ca7708a9b1b1caf3

Copyright registration time

2026-07-29T19:08:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T19:35:34Z

Bitcoin block

960138

Canonical record hash

sha256:bfc72ed9bc1cb081ba985d3b4eaaf56cb9bc005c6a28d6a0aff3ea28cb3ea5b2

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.