Barcelone

Recording by Thomas Fersen.

Recording identifiers

ISRC
FRUM70900776
CopyrightID (CopyrightChains transaction hash)
0x98806ac22e9f1f5aa656558a2a32610a0737dc8229dbe201d79f6baa200ca0b1
Copyright registration time
2026-07-07T16:53:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:ac63011f7aa8b8e7aa9c70be9bad980b850e4c4254e1c7c30966445c97955d29

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.