Summertime

Recording by Jonas Kahnberg.

Recording identifiers

ISRC
AUMEV2427413
CopyrightID (CopyrightChains transaction hash)
0x227daa844a82472366c669e7ed37aaaea4906f9d8fd5fe391a0f99bb4d671e39
Copyright registration time
2026-06-09T15:01:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:70240d8f870cfa6bb95f37420700213a08543391712a4c7a71eeb99d69616f9b

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.