Say It Isn't So

Recording by Irving Berlin.

Recording identifiers

ISRC
GBAYC9600627
CopyrightID (CopyrightChains transaction hash)
0xd4c8133596cea687f703c8a9132135cd7fb5e34b754e5f81467710eb3159a263
Copyright registration time
2026-07-07T13:56:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e725b723fe8fa34ae165d5875ab51a0cd6a5c8f870367481d29612647d3a707d

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.