Lessons We Learned

Recording by Sitting Duck.

Recording identifiers

ISRC
GBKQU2137124
CopyrightID (CopyrightChains transaction hash)
0x6f3f31d5d8307c6cb648d2474319ef3a7ff8cf4d8d06b2659d8aac472c5890e8
Copyright registration time
2026-06-09T09:17:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:96cb6d22887771d30185846c7a76bb48fc58ec3a9224aa5b04d6b0ab8360f070

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.