Underground

Recording by Petra.

Recording identifiers

ISRC
USWR60250515
CopyrightID (CopyrightChains transaction hash)
0x681d60df94aaf9ac4c70fcc057d95de5e6154f7075e0843ac7aa519abad43190
Copyright registration time
2026-06-09T00:42:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:5e6a5122390e3caf47d5e57ac472a218540b32718a5274e1c66f4dab430ec97e

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.