Ty!

Recording by Petr Rezek.

Recording identifiers

ISRC
CZA167700321
CopyrightID (CopyrightChains transaction hash)
0x08c4f168775289f6b33ebdb7d15161fa7461b7e4dd3720274bfe7acc0017ccb3
Copyright registration time
2026-07-07T03:35:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1b7976ff1abee8e579e8f526301bf3a57c7cc802dafdcc393798e31a69a97a15

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.