No Penguin

Recording by Sunny Day Service.

Recording identifiers

ISRC
JPI592201318
CopyrightID (CopyrightChains transaction hash)
0x9ec6e3e677491f2c3845da06b5aae03f8880614807a490a721f6ef3fa239bb9f
Copyright registration time
2026-07-06T05:22:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:6c25ff00d0e98ea406ff561a2e61738a85aa8832e5bfffeb9e3e9fa7d6ed62b8

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.