Night and Day

Recording by Katharine McPhee.

Recording identifiers

ISRC
QMRSZ1702466
CopyrightID (CopyrightChains transaction hash)
0xa2e1bd43c122b2cb3a7128fe589bcbd02983320dd4caeb674f40892b5d13531b
Copyright registration time
2026-06-07T17:55:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:959d974f15742a1779b697ce2d4aaf102316a793186469fc49b8eacdfe691132

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.