Grief

Recording by Carlos Marquez.

Recording identifiers

ISRC
GX5MY2310772
CopyrightID (CopyrightChains transaction hash)
0xf39f292f2ec6d0d59a658bd175f64bb263827ac36390331c338abbb8ed46e465
Copyright registration time
2026-06-23T17:22:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:fcc06268f625c4a924e787c1088b2ce2acdec1ca38fad5414db3074ec7f39d44

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.