20th Century Children

Recording by Misato Watanabe.

Recording identifiers

ISRC
JPES09400428
CopyrightID (CopyrightChains transaction hash)
0x97fcdf22bf0a6dfd51e97d42fe6f78da888d2e33d402f71f9d2ea839837d9b1e
Copyright registration time
2026-07-31T07:25:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41Z
Bitcoin block
960368
Canonical record hash
sha256:76373ea432ca75b00481138958edc74fa63dfae4ee77f121bf678102702fbaa1

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.