ISRC USUM72303618
Verified recording
USUM72303618 is “Radio Friendly Unit Shifter - Live In Los Angeles, Great Western Forum - December 30, 1993” by Nirvana,
registered on the CopyrightChains blockchain with CopyrightID
0xb2b82074aa5120414e6cef6c64fed633fc768397e4810ec2ddae464f4faa81f9 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72303618.
Recording identifiers
- ISRC
- USUM72303618
- Title
- Radio Friendly Unit Shifter - Live In Los Angeles, Great Western Forum - December 30, 1993
- Artist
- Nirvana
- CopyrightID (CopyrightChains transaction hash)
0xb2b82074aa5120414e6cef6c64fed633fc768397e4810ec2ddae464f4faa81f9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:3edd2c89f2d585c10ddbed4528e9d5bb3a9ffb90eb414d4be71e43a423561224- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72303618
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Radio Friendly Unit Shifter - Live In Los Angeles, Great Western Forum - December 30, 1993 · Machine-readable JSON-LD