OT-2026-000028805
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000028805) never changes.
Identity and time
| Publication number | OT-2026-000028805 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-7f6f-ab12-bda2f98c5ec9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028805 |
| Status | PUBLIC |
Content hashes
| Canonical text | 087274c0ce7f31238a475539850134c134d86ba065080f1be43ae898b51fbc46 |
|---|---|
| Markdown | aae9f556381840016c0104e852ad7b847cf9356f1dd85f0eeb0edf4dfb027163 |
| Publication page | 03e1dbf4f2a02f371bdf9eb53c4f8641c3df551855d850b28e2cdc15f4c2ca0e |
| Manifest | 3294247dab506d7dcccd8f9e3dd504b6e8e716dfbee4f628c9804a1943099c33 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | YEOO89OsNHGq0OCO4JGU9deQvrAytKEdWHiVO9CXkmdNpwTu/XoLE+HL9ROYoBhyfXYmM4uYT4f9ihxlw1gqBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:40:03.843694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028805observed 03e1dbf4f2a02f371bdf9eb53c4f8641...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:03.825012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028805/manifest.jsonobserved 3294247dab506d7dcccd8f9e3dd504b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:03.806435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028805/publication.mdobserved aae9f556381840016c0104e852ad7b84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:03.779228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028805/publication.txtobserved 087274c0ce7f31238a475539850134c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|