ISRC USIR10400857
Verified recording
USIR10400857 is “Heartbreaker - Live” by Nirvana,
registered on the CopyrightChains blockchain with CopyrightID
0x1ce9af0202686bb127ad2f0462134fb61f203e48758463eacfabc7ff68e2a8cb 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/USIR10400857.
Recording identifiers
- ISRC
- USIR10400857
- Title
- Heartbreaker - Live
- Artist
- Nirvana
- CopyrightID (CopyrightChains transaction hash)
0x1ce9af0202686bb127ad2f0462134fb61f203e48758463eacfabc7ff68e2a8cb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:26f248919e2ce3bad7bfcce235c52c47d14f82bb1ab6dca9332423aea265dfc7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USIR10400857
- Bitcoin block existence check
- https://blockstream.info/api/block/953515