Rozmowa

Recording by Grammatik.

Recording identifiers

ISRC
PLC061100844
CopyrightID (CopyrightChains transaction hash)
0x8d87a5281119dfe226eed3698de7546e40d3c8ad2e7e16752c8ae5bc9a0ec087
Copyright registration time
2026-06-09T10:43:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:a456eab2567eafd1e5e1284f40bd59f97993d3ea8368565ff6628f637f933a1c

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.