Harden

Recording by L2B.

Recording identifiers

ISRC
FRDJ72300120
CopyrightID (CopyrightChains transaction hash)
0xed1e96f74f799de51a72bf2e78ca442d9ba6c6d4ac26f8a31b43206ea14512af
Copyright registration time
2026-06-07T17:18:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:2c1bd22bb897fa9c1d5e46cf7854cf2188ca5fe888521ce1502131bbf9bf4aed

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.