OT-2026-000089681
Publication integrity record
Foam pad vacuum gripper, three zone face, four outlet manifold, 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-2026-000089681) never changes.
Identity and time
| Publication number | OT-2026-000089681 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a22-7998-9684-c92324590756 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089681 |
| Status | PUBLIC |
Content hashes
| Canonical text | da9b23e15f005a6903721a48d7e2ac6f4025a354b1a6a21beee9c3881840e6cd |
|---|---|
| Markdown | 8b252ff7f61271e90500537d761c99687d6fa2918f72727f5421e4adaa1c6488 |
| Publication page | 443b6ba7fdd4e6613ce2dd365541566021f520b9df7c67dfb0f690786e338c7a |
| Manifest | 415ef02fc23122a5031664fc5444781d34b61536b50bc5af8e2d523793adc104 |
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 | A+jZmrylOPy5iEhVpvFQUvviCG4aSdRGQYiToviUgjdRraJs7vK6BIERiYbcNh1eS99Kq0RpYvPLU0lqKS0cBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:46:40.682373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089681observed 443b6ba7fdd4e6613ce2dd3655415660...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:40.664902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089681/manifest.jsonobserved 415ef02fc23122a5031664fc5444781d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:40.647514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089681/publication.mdobserved 8b252ff7f61271e90500537d761c9968...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:40.627471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089681/publication.txtobserved da9b23e15f005a6903721a48d7e2ac6f...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. |
|---|