Sandra

Recording by Thomas Fersen.

Recording identifiers

ISRC
FR1K31000040
CopyrightID (CopyrightChains transaction hash)
0xc4e6945ecab9c5c64162aa3ff9edfd01a3c33f3ef92ce5c767453baa0e7db8e3
Copyright registration time
2026-07-06T04:00:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:00ce3c7c4ed9ca49ba8d413f2cd7614a0001dd6b5ca320da270f125dac6811db

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.