ISRC USUM72303715
Verified recording
USUM72303715 is “Dumb - Live In Seattle, Seattle Center Arena - January 7, 1994” by Nirvana,
registered on the CopyrightChains blockchain with CopyrightID
0x0b68ab5f6a599c5f060d65ed2f345f12566858c0459e377e69a079288198dac2 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/USUM72303715.
Recording identifiers
- ISRC
- USUM72303715
- Title
- Dumb - Live In Seattle, Seattle Center Arena - January 7, 1994
- Artist
- Nirvana
- CopyrightID (CopyrightChains transaction hash)
0x0b68ab5f6a599c5f060d65ed2f345f12566858c0459e377e69a079288198dac2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:b0ec62cb7ea62cf662949db447580810407a1ce3b13b61aa2a06be8fb40303fb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72303715
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Dumb - Live In Seattle, Seattle Center Arena - January 7, 1994 · Machine-readable JSON-LD