Paper Cuts

Recording by Nirvana.

Recording identifiers

ISRC
USSUB0983406
CopyrightID (CopyrightChains transaction hash)
0x48e63b606f9dec9acf01531e5fd04d3d2234be6d82999c22bc1f362338a8d1b7
Copyright registration time
2026-06-04T07:21:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:ec347a1a56f180289247ec80116876ced5f8b01ad17dfd52d8d5a6ad443e7ec3

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.