Matilda Mother

Recording by Pink Floyd.

Recording identifiers

ISRC
GBN9Y1100003
CopyrightID (CopyrightChains transaction hash)
0x1b7f3597852df52d3281fa6fce072904c2a1fc5e5f7e6e6611280f44601ef2ed
Copyright registration time
2026-06-04T13:22:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:7e396922c23b6574f74288efc3ee19ace96ee2394e16679439261898a4383a54

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.