Tumbler

Recording by Duffy x Uhlmann.

Recording identifiers

ISRC
DGA052352822
CopyrightID (CopyrightChains transaction hash)
0xb357d925b2c0a03f502b9c543e0c1732c39b9e708ad290010dfa8d932e8fc639
Copyright registration time
2026-06-10T05:42:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:cce077c9a1720151c3fa31e96299c41f80a706be422cabff6c4bd8d29071fac7

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.