OT-2026-000030852
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000030852) never changes.
Identity and time
| Publication number | OT-2026-000030852 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-7843-865b-1169cea66828 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030852 |
| Status | PUBLIC |
Content hashes
| Canonical text | acad21cff3284dbb4030a36463f9502d4160a2fe27a564bf9d6632229c67558e |
|---|---|
| Markdown | 8ab24f659e248a5e73281762531e571618063e81a4c94fad996b3747c33c7806 |
| Publication page | 2b8a7d2d74989b03f7b837406972023f4d2c43f32d574dd94d5e268b46afa4ce |
| Manifest | 9b1d5d1f7e5fd736927928903713ddcd9b7fb69f36c56983b110753b736b85e1 |
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 | Jt5dzFOYL8F8ZFOw1eOTDZ+zufXmJk53Y8BAnATyExgMzOYFBiBMr5coplCkEMPVeVnM84DNGes0mLkJgb/sAA== |
| 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
| 2026-09-17T11:36:49.769870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030852observed 2b8a7d2d74989b03f7b837406972023f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:49.752577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030852/manifest.jsonobserved 9b1d5d1f7e5fd736927928903713ddcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:49.733427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030852/publication.mdobserved 8ab24f659e248a5e73281762531e5716...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:49.714996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030852/publication.txtobserved acad21cff3284dbb4030a36463f9502d...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. |
|---|