ISRC USGF19960706
Verified recording
USGF19960706 is “Dumb” by Nirvana,
registered on the CopyrightChains blockchain with CopyrightID
0x9d90c09c341be45fe08d40bd57a5ce518f93c6e5a74a86bd361557431a750bc0 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGF19960706.
Recording identifiers
- ISRC
- USGF19960706
- Title
- Dumb
- Artist
- Nirvana
- CopyrightID (CopyrightChains transaction hash)
0x9d90c09c341be45fe08d40bd57a5ce518f93c6e5a74a86bd361557431a750bc0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:ae230a7887023f6013d5422cdd3148ae00a11e9f22be721d8de878e08761611a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGF19960706
- Bitcoin block existence check
- https://blockstream.info/api/block/953513