Fjäderdräkt

Recording by Nils Holst.

Recording identifiers

ISRC
QZMEN2329690
CopyrightID (CopyrightChains transaction hash)
0xa5e1a647103378729d4523f52a0d42ee50bab73bdca942767f104cec227ed803
Copyright registration time
2026-06-21T13:04:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:465a593e253d4516f4ccd100850dbb571a6b04ca44bf3b60d14631e13137a6f8

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.