Sad Sad Song

Recording by Cilla Black.

Recording identifiers

ISRC
GBAYE7000618
CopyrightID (CopyrightChains transaction hash)
0xc17013ca77b230e6cc3810f0014241990eb74e4efc58f0bfe8ca2d8ea695c6bb
Copyright registration time
2026-07-07T10:00:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c1ece2cf921aa3402c1ab72f3694d46a4355e18739c45294865de9fe52b0afb5

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.