Idas sommarvisa

Recording by Astrid Lindgren.

Recording identifiers

ISRC
SEUM72201035
CopyrightID (CopyrightChains transaction hash)
0x45c819af7f6bf32b49d159e9097fc6587d1242327ac0e86ebaca7de6e891b5f4
Copyright registration time
2026-06-25T14:59:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:6fe951883574e1f7dd56fe74a9b47ade811f348abb4f6c0865a6dc1989824e49

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.