Iron Maiden

Recording by David Holmes.

Recording identifiers

ISRC
USQ4E2400787
CopyrightID (CopyrightChains transaction hash)
0x73ff29b54e1dcae3f4e964233c57c33b31ddfa2de09e79da7fd18856d5a6f673
Copyright registration time
2026-06-10T00:09:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:9da8d723ade22f31c08c82c9bfb1cc08fe88b5a3da0d2022a84a467aff1fb6be

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.