ISRC USER80300605
Verified recording
USER80300605 is “Calculation Theme” by Metric,
registered on the CopyrightChains blockchain with CopyrightID
0xcd0909556f9d335d3d8c06453871a650930dd75dadc39f73bf04f97fccf67a63 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/USER80300605.
Recording identifiers
- ISRC
- USER80300605
- Title
- Calculation Theme
- Artist
- Metric
- CopyrightID (CopyrightChains transaction hash)
0xcd0909556f9d335d3d8c06453871a650930dd75dadc39f73bf04f97fccf67a63
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:a72e32e6335c14bd17f30f2b81605075dd465f747f1c51800013d9f928ab13e5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USER80300605
- Bitcoin block existence check
- https://blockstream.info/api/block/953515