Projections (Part III)

Recording by Mark Grundhoefer.

Recording identifiers

ISRC
QM24S1917247
CopyrightID (CopyrightChains transaction hash)
0x0bf1466a9b4e0c8a3c80f0d39d835432bcba1cf2c0568423c6ef2b2e0899b2ea
Copyright registration time
2026-06-08T14:46:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:9065ba614630e4aca5797bfc49653e5e9a63240757a250e103161129a8dbd458

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.