Birds

Recording by Kari Bremnes.

Recording identifiers

ISRC
NOFKF0001050
CopyrightID (CopyrightChains transaction hash)
0x19cc276bb51c55bdf33e7fc5fa9743e8210f8f600f473aea15d8fa0594a6f6e3
Copyright registration time
2026-06-24T23:41:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:0012e428df6b228b91e1bb145aaa92cc7cc3cc1ef06f02b846e251e8a89b1cce

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.