Summer Songs

Recording by Komatsu Kazuya.

Recording identifiers

ISRC
JPQ941200127
CopyrightID (CopyrightChains transaction hash)
0x8e7c27f5c0b2a85eddfda27eacf0523cd5e65bfdee2d37218a535777e1cc42aa
Copyright registration time
2026-07-31T02:21:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:51:48Z
Bitcoin block
960337
Canonical record hash
sha256:b461e8a0ed6810ea56dd661ea2c91e68894b868a14d54b73bedadb4babe75d5a

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.