Matilda

Recording by Sven Arefeldt.

Recording identifiers

ISRC
SEVCE9902090
CopyrightID (CopyrightChains transaction hash)
0xef778a64ba77fdfbcf502aa58566a0e7cb41e183a9af8c312cbd15b6a4c4e488
Copyright registration time
2026-07-07T12:09:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:49726eaafe9d6aaabe0cd03080c28cd299be6b481dfc10e8a29a1a76e7fedc36

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.