Level 2

Recording by 30/70.

Recording identifiers

ISRC
USHM21662161
CopyrightID (CopyrightChains transaction hash)
0xf76b1b968ff18d64891da0fdd2da6d4f26784984b811bb82d40caa9111cca125
Copyright registration time
2026-07-30T06:35:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:57:05Z
Bitcoin block
960218
Canonical record hash
sha256:96659e19b6e0926ca22e39d98c95a2f3eda523daa3547569c8ddab57f302c930

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.