It's So Hard (feat. Donell Jones) (feat. Donnell Jones)

Recording by Big Pun.

Recording identifiers

ISRC
USLR50000027
CopyrightID (CopyrightChains transaction hash)
0xc6340038098a13e0b5ff205f193c44d0326be27455c8c5f645a76bfeb1bca5ac
Copyright registration time
2026-07-29T10:51:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:01fadd416acc617ad6b774f349a2cdd2df9d80124d3f1adc9c235c51751d0571

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.