Upside-Down

Recording by Yo La Tengo.

Recording identifiers

ISRC
USGKX9802102
CopyrightID (CopyrightChains transaction hash)
0x537fa1dbf04a50a69d28cebd686450b09bc58aac3defbc583bf4fc6ec84ccaa0
Copyright registration time
2026-06-17T07:30:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-17T19:07:14Z
Bitcoin block
954130
Canonical record hash
sha256:d12d58fd5c46fadd30858a77a9593f1d2940091f9f0e5de7a232e017bc468cfa

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.