Swap Meet

Recording by Nirvana.

Recording identifiers

ISRC
USSUB0983409
CopyrightID (CopyrightChains transaction hash)
0xa82889f1b2b546523de9c5332697fff4c3425b4b5c7be1a2543b9c1ece5604c7
Copyright registration time
2026-06-04T07:47:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:840189b2bea2a28180ded1ef8edf0b0e8eb652858f06fce0246cc4d80ef540f0

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.