Jag har hört om en stad

Recording by Nils Börge Gårdh.

Recording identifiers

ISRC
QM6MZ1414996
CopyrightID (CopyrightChains transaction hash)
0xd4aaec246aaa6a779363d48aed4005aaf345b80ed0daa856c49817563d19fa10
Copyright registration time
2026-07-06T23:48:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:704057165db3aef2abe58daa2191aecb298d5e3be3d454461a4fa13b594cf938

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.