Polska Efter Fjös Erik

Recording by Roger Tallroth.

Recording identifiers

ISRC
SEVGT9309007
CopyrightID (CopyrightChains transaction hash)
0x96255c2879a78035f7f75a2371e60a113d550e9d6d42343706e5ec33593cb005
Copyright registration time
2026-07-31T14:54:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T15:20:15Z
Bitcoin block
960418
Canonical record hash
sha256:085c818c680ece71c83e7efa9086dc6e035ca8b0a0ef37f6a79b076ab7018f59

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.