W&B

Recording by Hector Nazza.

Recording identifiers

ISRC
ES75E2301787
CopyrightID (CopyrightChains transaction hash)
0x39d030cd79de0caada3d26423107e96eb015a723fc48cf3785f13330b87ba17f
Copyright registration time
2026-06-04T08:18:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1f567076d9ec64ca62cbc4ffe3b77d1ab7ef1c2be1a52fc82fdf4ad5857e0c7f

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.