The Boxer

Recording by Joan Baez.

Recording identifiers

ISRC
USRZR1600076
CopyrightID (CopyrightChains transaction hash)
0x1185954603ac34d424f0bff9513e9717161a9a8a3f1712203cd2098a53d1e833
Copyright registration time
2026-06-05T15:56:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:7fa5e5c738862881c2cc6cbce1a1c0e8c31fbdeb5bbad13c4eedf6cbb4afe3e8

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.