Bergsprängartango

Recording by Siw Malmkvist.

Recording identifiers

ISRC
SEPQB6603040
CopyrightID (CopyrightChains transaction hash)
0x6758bfa9708c5695a09e317dcb708bffdaa6f5901dedcb550eeeb389c2b2bf4b
Copyright registration time
2026-03-20T05:13:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:7bf2552e017c4cf57ec3d9f93da29c7878025824d36c9545c12593c2561408db

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.