OT-2026-000031637
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000031637) never changes.
Identity and time
| Publication number | OT-2026-000031637 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bacf-7034-b423-717f18bd1ff4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031637 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7fbed375525397bdd8474125fe610ed48bf5de083261ff9bdac65e185d370a3d |
|---|---|
| Markdown | 53882356fb1863514e4869496bf05559a7ff93f295e4f35e0d279d3f06d1029e |
| Publication page | 57cfa109cb7cc83156de8c16cc7022150810e868ac9bece5183caacb9bb960d1 |
| Manifest | 4b77d27d48ba518523729c79198564fe833c29f84fb1477f47fd83fbfaf381d8 |
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 | w0FU4dBJUNu9f2+XFPcUBG1H7rSwaK3/PErMvVTtJwU7jAfj4Ou6XgABJHInJHTgEb2nq8shHVj48WMvR6XoAg== |
| 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
| 2026-09-17T11:34:41.437114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031637observed 57cfa109cb7cc83156de8c16cc702215...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:41.417189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031637/manifest.jsonobserved 4b77d27d48ba518523729c79198564fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:41.401189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031637/publication.mdobserved 53882356fb1863514e4869496bf05559...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:41.381854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031637/publication.txtobserved 7fbed375525397bdd8474125fe610ed4...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. |
|---|