Undertow

Recording by Ed Carlsen.

Recording identifiers

ISRC
USQX92102054
CopyrightID (CopyrightChains transaction hash)
0x607b51dc0cb0d17844ddd8b9addd7ff98d7cd833f848189eecdae9e2dcad1792
Copyright registration time
2026-06-07T11:27:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:ff2a22f7bc10cd64ec157ea70bd3b77a85a61ad7d0c4d483074da6828858c0b2

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.