Idas sommarvisa

Recording by Astrid Lindgren.

Recording identifiers

ISRC
SEUM72300583
CopyrightID (CopyrightChains transaction hash)
0x33f0e99c6bed4ec0fc380fc34e5b7001a9147a75537aef34c66568152b695a8e
Copyright registration time
2026-06-10T03:34:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:66a51061c8b7908df5c3d5511fa96acf51f050b93cf0bf1ad4a08c6d15339f80

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.