Idas sommarvisa

Recording by Sofia Bergström.

Recording identifiers

ISRC
SE37J1504339
CopyrightID (CopyrightChains transaction hash)
0x38f9057a0b1db07419505f94e68e5779b387b98fb7924fcacca05533b9141493
Copyright registration time
2026-06-10T09:55:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:f03e98225cff0fe398b941d0d294a0797fca265ecc187913faff310b283104f1

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.