I Don't Care

Recording by Mark Sixma.

Recording identifiers

ISRC
NLQ8D2300202
CopyrightID (CopyrightChains transaction hash)
0x056121e8846ff22f0a3a112a86e80e7593e1bdc73f37b27a2545360d8a117e88
Copyright registration time
2026-06-08T11:49:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:5593bbc04e0bc7155c785dff70c4862fe6cd62cf2887afc3afb1f1ca56d9676c

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.