How Can I Be Sure

Recording by David Cassidy.

Recording identifiers

ISRC
USAR19901035
CopyrightID (CopyrightChains transaction hash)
0xdd49da41ca8d5b928d25b4c7ce966ffdd1e8eb9f83f4c24d1823750549489de0
Copyright registration time
2026-06-06T06:20:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d97b148b690ee86d5f60beb1258b16e465fd40ff9d798c8ebbed05e1af8f101f

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.