How Long Must I Cry

Recording by K-Ci & JoJo.

Recording identifiers

ISRC
USMC19959135
CopyrightID (CopyrightChains transaction hash)
0x49dda2b0b1ed842b5dc2b62213be7edcb2cb1948f42ec899c16e816a59a26ec4
Copyright registration time
2026-06-07T04:43:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4e773bf2030c3fa8119efd8c7339da7e424a89b0f546bcaea1127a659992d600

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.