Playground

Recording by Yaron Herman.

Recording identifiers

ISRC
FRE4B2200130
CopyrightID (CopyrightChains transaction hash)
0x38ceea662f1fc8e9a474ceb015ff7f9202024a7e5ed0df9cc44a8bd9f7a0a68a
Copyright registration time
2026-07-07T09:23:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:39:04Z
Bitcoin block
957122
Canonical record hash
sha256:aa58eee7ad37bb2d73fc5413db341d525108ba6a079b8e68ab9be55510c036a0

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.