ISRC US99W0806010
Verified recording
US99W0806010 is “The Last 50,000 Years” by STS9,
registered on the CopyrightChains blockchain with CopyrightID
0x2b53ecbecd456e211e65c0518681b97a83fec70b4ca35cebaee05bf56c9d0011 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US99W0806010.
Recording identifiers
- ISRC
- US99W0806010
- Title
- The Last 50,000 Years
- Artist
- STS9
- CopyrightID (CopyrightChains transaction hash)
0x2b53ecbecd456e211e65c0518681b97a83fec70b4ca35cebaee05bf56c9d0011
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:b5822cab1ef1435739a4a7dea9bbcbde82115da651eedc89af56b872cc005b3e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US99W0806010
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: The Last 50,000 Years · Machine-readable JSON-LD