Heartbreaker - Remaster

Recording by Led Zeppelin.

Recording identifiers

ISRC
USAT21300929
CopyrightID (CopyrightChains transaction hash)
0x9f54b66db6aebec517a57a5435f151195a05750c3e7cf9cd8385be49a0249251
Copyright registration time
2026-06-04T08:34:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:ec87adae83713a586fea83b92221a2c87055d031225f62845950aea53355001a

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.