Yesterday

Recording by Tony Ronald (F).

Recording identifiers

ISRC
ES5070100091
CopyrightID (CopyrightChains transaction hash)
0xf915b459fc80ac9f46622e6b6fbad9854f9e72d36a5859e2d09a515019150b16
Copyright registration time
2026-07-07T15:23:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:a80a4f176f447b983166b0614e594ed098f9815f90c757070a1224a32f680a48

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.