Tortelduif

Recording by Jan Bloukaas.

Recording identifiers

ISRC
ZACN41800663
CopyrightID (CopyrightChains transaction hash)
0x03c8cfbd3a8a5c45c273b3111214c61407aeacf19cba1ed3200d7d2fe308b44b
Copyright registration time
2026-06-07T16:14:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:2717db5520d200b84ae1da0e930583bc6f074397adfa00d2cc3673809ecb3656

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.