Förunderligt och märkligt

Recording by Carl Nielsen.

Recording identifiers

ISRC
HKI190649610
CopyrightID (CopyrightChains transaction hash)
0xca467356779988cf5443228bbf3204d1d7cab6c7a3c1619d1aa09ceb35d8ada4
Copyright registration time
2026-07-06T18:45:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4647676d9a4975a014ca662a4f8793044607f77674b2fb9c47d81058169412fb

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.