It's A Lovely Day Today

Recording by Irving Berlin.

Recording identifiers

ISRC
GBAYC9600623
CopyrightID (CopyrightChains transaction hash)
0x33bd46efef46dff79f07de72359ed63ab14ab9cf2ba4f6bd6fa749c7f978d1e2
Copyright registration time
2026-07-07T11:29:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:e87cedefe926cce15e63c6703056ac78c67d1e4a4bb52d240d97f551b5962aff

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.