ISRC USUM72303645
Verified recording
USUM72303645 is “About A Girl - Live In Los Angeles, Great Western Forum - December 30, 1993” by Nirvana,
registered on the CopyrightChains blockchain with CopyrightID
0xe58dcc243d01a40d25790abc3d4b2607e402925a610f7bedc197cd0b95e5e30f and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72303645.
Recording identifiers
- ISRC
- USUM72303645
- Title
- About A Girl - Live In Los Angeles, Great Western Forum - December 30, 1993
- Artist
- Nirvana
- CopyrightID (CopyrightChains transaction hash)
0xe58dcc243d01a40d25790abc3d4b2607e402925a610f7bedc197cd0b95e5e30f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:de2bb54466f50937545807c33bd76298fb85ba39fe92583cc91f3781cc3a5fbe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72303645
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: About A Girl - Live In Los Angeles, Great Western Forum - December 30, 1993 · Machine-readable JSON-LD