Childhood Summer

Recording by Matias Puumala.

Recording identifiers

ISRC
QZ5FN2042594
CopyrightID (CopyrightChains transaction hash)
0x9b737524e990edaae01c688589e6d86854c345512c8743102b840e59e283b270
Copyright registration time
2026-07-07T11:09:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a48a419bf48fb403593ab1258529596768602e6c2d004ec3aeec06c24f770e6e

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.