Fortress

Recording by Bloc Party.

Recording identifiers

ISRC
GB5KW1501721
CopyrightID (CopyrightChains transaction hash)
0x2eccd3e9de843b87c2028e48a6283b3048c716a91e4434ed40fe2f4ade9e5b72
Copyright registration time
2026-06-19T01:57:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:f7da183b68e984f8231a44cb5b4b92fbbbdfed1c1a1a84d2a6efa439384cdb8c

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.