Sewer Surfin

Recording by Florian Haack.

Recording identifiers

ISRC
USY281616129
CopyrightID (CopyrightChains transaction hash)
0x751f89ba2e259553212e4c72c78b4c3bf691a0fa1aceae4001136c667041f0bd
Copyright registration time
2026-07-06T08:30:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:5b0628595bce5b31f3af60f70b16f8b8a150d07d152345efd7747091c260b783

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.