Heavy Mental

Recording by Sangre de Muerdago.

Recording identifiers

ISRC
ES09S2000276
CopyrightID (CopyrightChains transaction hash)
0x13c7cb737861065628f7b95c93c929c9e583acef4e139bceeeece4e0f5b84a14
Copyright registration time
2026-06-26T01:41:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:97458f2b92c02e317d92b49a7144f5c8e20f407b1fdfa52387a51a1c9b47a53b

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.