ISRC USGF19610514
Verified recording
USGF19610514 is “Polly - Live At London Astoria, UK, December 3, 1989” by Nirvana,
registered on the CopyrightChains blockchain with CopyrightID
0xb8256e5c81e7681c4116fd752d62c2f92a1ada042b85bab3481765e64d9e0b1e 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/USGF19610514.
Recording identifiers
- ISRC
- USGF19610514
- Title
- Polly - Live At London Astoria, UK, December 3, 1989
- Artist
- Nirvana
- CopyrightID (CopyrightChains transaction hash)
0xb8256e5c81e7681c4116fd752d62c2f92a1ada042b85bab3481765e64d9e0b1e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:c97701a22c4f03852c8f45676c8a87fca07e0bb4af44c641a417078e29135752- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGF19610514
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Polly - Live At London Astoria, UK, December 3, 1989 · Machine-readable JSON-LD