Interlude

Recording by Marcin Markowicz.

Recording identifiers

ISRC
FR50X2075710
CopyrightID (CopyrightChains transaction hash)
0x3ef7dd027ca7ae6a2188d1d6147ecca084f19c5969029feafb9fc8da74ef25a7
Copyright registration time
2026-07-31T18:05:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T18:48:12Z
Bitcoin block
960448
Canonical record hash
sha256:d3b9d4684b2275cdac13bc1763390d74fbf1a3f320fbb0660242d2f44f2c4ade

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.