ISRC USGF19610501
Verified recording
USGF19610501 is “Intro - Live At London Astoria, UK, December 3, 1989” by Nirvana,
registered on the CopyrightChains blockchain with CopyrightID
0x684c28fe51138e3c2aa174be863f841b3bd2c21e7c3c2c3f83a576ebcca6c71c 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/USGF19610501.
Recording identifiers
- ISRC
- USGF19610501
- Title
- Intro - Live At London Astoria, UK, December 3, 1989
- Artist
- Nirvana
- CopyrightID (CopyrightChains transaction hash)
0x684c28fe51138e3c2aa174be863f841b3bd2c21e7c3c2c3f83a576ebcca6c71c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:09736d26a6cdbf7726dc81b16c5184847eb35c3b28a365f912800b25d88ccd0d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGF19610501
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Intro - Live At London Astoria, UK, December 3, 1989 · Machine-readable JSON-LD