Fight

Recording by Mountains vs. Machines.

Recording identifiers

ISRC
US43C1608286
CopyrightID (CopyrightChains transaction hash)
0xdf4e5c50e5836697d32e122f53137c26ebe77e149f084d0c3a814a2f7893ae4a
Copyright registration time
2026-06-10T22:42:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:6fcaa1f5924068158b4d61a0800b96df1263f74e71c3260f4dc132e8387577b8

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.