Tremolo

Recording by Lenka Dusilová.

Recording identifiers

ISRC
CZB872005006
CopyrightID (CopyrightChains transaction hash)
0xb49e7c1daba6fd4750d6a40c7ebc1f49f7986bd0fdedf34f0b02df31cfd0a3f5
Copyright registration time
2026-07-06T23:18:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:9ce4143fe24725feebbdbd8ce8bdc72c7222d574cf908d39b7209fd63e0624d6

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.