SUMMER TIME

Recording by Crazy Ken Band.

Recording identifiers

ISRC
JPV500701041
CopyrightID (CopyrightChains transaction hash)
0xa9e7d5ad8069ac2f41cf9e25ce62f1d33531b7819eb1d3c1cd85ae9b7e0f7682
Copyright registration time
2026-07-30T14:22:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:44:50Z
Bitcoin block
960266
Canonical record hash
sha256:869519ea6e6da62f109a64eadb000606a9ea83488929c7808d7bdbf98e499f3e

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.