The Calling

Recording by Zbigniew Preisner.

Recording identifiers

ISRC
PLX351700002
CopyrightID (CopyrightChains transaction hash)
0xfdbcdac5ca8e49a8ca601a9baf897348a49f1bf2dd5fa883e2face184b465bf9
Copyright registration time
2026-07-30T07:53:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T08:04:30Z
Bitcoin block
960225
Canonical record hash
sha256:09e365f8aa9ae71b90dd19795c9b29b889a6b5a663ce2a2b40aabe3c62d58881

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.