Marlbroug

Recording by Fernando Sor.

Recording identifiers

ISRC
USSJ10700086
CopyrightID (CopyrightChains transaction hash)
0x37dfd8a5b92b74c97bf47ae4b83851a0a8e0e6d6e29f02ec8697bd4ca038cb7d
Copyright registration time
2026-07-07T10:43:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b46f277ba8ed98c7cf7f1af52da05f8245497a2ac98e5e616ee5104482d7a563

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.