OT-2026-000031231
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000031231) never changes.
Identity and time
| Publication number | OT-2026-000031231 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-72a3-93a0-69206befa82f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031231 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7a844a40d8422a3e3dc97a8c4ce800cb7c94d6af62bde8ae29b07123130994d6 |
|---|---|
| Markdown | d3188ac1499dea39957228cf511badac2f90522393f3d37e30c6ad1f72bb59c1 |
| Publication page | f8d8ec4fd3262fd998434207791873361fdfba7ff9d75edd9d80d7f486e58a58 |
| Manifest | 6018a2c2349d2fb62a660c7d7e81c912d1cad93fa00bafd1a410f91ee3202231 |
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 | vUxTf2/baSAF1n5216SR9e5gKHqhX7dQBNAnzfaW6cmI76GpfLoDMafiFeNRPz8qX/XGvQ5w0M/kRT6JTjPuAw== |
| 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
| 2026-09-17T11:35:48.061849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031231observed f8d8ec4fd3262fd99843420779187336...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:48.042235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031231/manifest.jsonobserved 6018a2c2349d2fb62a660c7d7e81c912...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:48.023480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031231/publication.mdobserved d3188ac1499dea39957228cf511badac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:48.006534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031231/publication.txtobserved 7a844a40d8422a3e3dc97a8c4ce800cb...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. |
|---|