Järnvägsspår - Demo Version

Recording by Lars Winnerbäck.

Recording identifiers

ISRC
SEUM71200719
CopyrightID (CopyrightChains transaction hash)
0xb3fcc2b80b5c305b8c66da6d18b06468565d22c149d3a2e35341cfdbe8511e5d
Copyright registration time
2026-06-21T17:19:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:ae0e34c35b508a1b62f66ea26fa3784837fdae86a18a95ffa47549cd7a0a1f40

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.