Miejski Gruff

Recording by Vienio.

Recording identifiers

ISRC
PLA550400164
CopyrightID (CopyrightChains transaction hash)
0x030ad54c53500605264f05cf5f16a3e29996882f710930399e02d94d03d90a65
Copyright registration time
2026-07-31T11:56:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:9d182e1dcb76d639a370b66fd605a9efb380a06592a8f41c5863b53fcafdae82

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.