ISRC USSUB0400273
Verified recording
USSUB0400273 is “About A Girl - Home Demo” by Nirvana,
registered on the CopyrightChains blockchain with CopyrightID
0x65c61b786a59f3eb7ecc6cade04dcc722181116b719c51740f66d1d86d17be9f and independently timestamped
in Bitcoin block 953536 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSUB0400273.
Recording identifiers
- ISRC
- USSUB0400273
- Title
- About A Girl - Home Demo
- Artist
- Nirvana
- CopyrightID (CopyrightChains transaction hash)
0x65c61b786a59f3eb7ecc6cade04dcc722181116b719c51740f66d1d86d17be9f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T17:25:41+00:00
- Bitcoin block
- 953536
- Canonical record hash
sha256:a676974bd9bd9a2a7bbd445b063e7b7673a0afd264415246dd3c72a9e7b8504f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSUB0400273
- Bitcoin block existence check
- https://blockstream.info/api/block/953536
Full record
Track page: About A Girl - Home Demo · Machine-readable JSON-LD