A HARD DAY'S NIGHT

Recording by John Lennon.

Recording identifiers

ISRC
JPVI08611200
CopyrightID (CopyrightChains transaction hash)
0xea7660c10bd4bb842fa0107907084941262b44d2e727a82cd6373c649fa7b2d1
Copyright registration time
2026-07-30T06:18:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:39:12Z
Bitcoin block
960216
Canonical record hash
sha256:ebc1d8d21850b14e09017acab147df925f0b539a24cf30d266986a02888972a4

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.