En sån´ ljuvlig sommardag

Recording by Vikingarna.

Recording identifiers

ISRC
SEAMA2000008
CopyrightID (CopyrightChains transaction hash)
0x3eff5fbcd8903d52ab4e4050a0626900134de308ca71126247189d9cb60af6df
Copyright registration time
2026-08-01T02:53:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T03:13:03Z
Bitcoin block
960500
Canonical record hash
sha256:a812594279c9a79da3bb8e2a7dbb003bcc63281b6eac2da4319414000c9a69fe

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.