OT-2026-000031879
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, pulsed 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-2026-000031879) never changes.
Identity and time
| Publication number | OT-2026-000031879 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-7e9b-a166-7282431b2abd · 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-2026-000031879 |
| Status | PUBLIC |
Content hashes
| Canonical text | e67d0fc5fcda99cb0e077e162c18b86d91610d04703f215c2f22475706d3580a |
|---|---|
| Markdown | 42208ec265cd5f424fdc87d9dc6475b690505a0413b065813b9e7d7239a9dc2d |
| Publication page | b2796336ac7db5ec4c8c91ffa0ea0469dccb61e0c99b34b80f52660f7f35af2c |
| Manifest | 4814b63f312adc0d83a22686896622e8b58eff10e2de46b315fb3d1cfe7038fe |
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 | rNtF5MsTb/T87XrWdmKhXZz78D3zsQNptOvDhuceWh5mgyqL8c2PoC1uFzBi9BncwkVHlq3xkOgirHTtDjjzDQ== |
| 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
| 2026-09-17T11:35:08.563979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031879observed b2796336ac7db5ec4c8c91ffa0ea0469...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:08.545850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031879/manifest.jsonobserved 4814b63f312adc0d83a22686896622e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.528718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031879/publication.mdobserved 42208ec265cd5f424fdc87d9dc6475b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.510481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031879/publication.txtobserved e67d0fc5fcda99cb0e077e162c18b86d...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. |
|---|