Blandest - Demo

Recording by Nirvana.

Recording identifiers

ISRC
USSUB0400274
CopyrightID (CopyrightChains transaction hash)
0x17238c03553153d9da5e3181afc528f0b269d34322fe84d1b26c2d777a114bb9
Copyright registration time
2026-06-05T15:44:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c3851c712fa81d87ecde1c9e2e93ae4ef84100d39894beb9f2d606fdd33bc63b

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.