OT-2026-000091445
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000091445) never changes.
Identity and time
| Publication number | OT-2026-000091445 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16d-736c-a052-35f1d6d1fc79 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091445 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c47a2ee1d537ad9ab122aaa4ba532e5ae6225a7970bbc3adcb0b32aba6cbc7c |
|---|---|
| Markdown | 44d953b32d5dfefa37b87a7fb7222c0b3eca6cd42c53ea4e0670d0b776410c47 |
| Publication page | 9e1df3cab299b547aaeaa4bbdc94824a681869e7dfbb4e7b05a3194bcd983c0d |
| Manifest | e595e1907f72bf3318a9e32a3566d5e7f5e1cd93a85a292b28464d5d7bf977b4 |
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 | kQJhNIjEa9oolLg2NNwg8drzWmZsjWkLMFMopAGfCkkvunVWIVYSboy/+cVIWbkJxqJjX93WGdsmdjUTC/OoCw== |
| 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
| 2026-09-17T09:43:41.583847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091445observed 9e1df3cab299b547aaeaa4bbdc94824a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:41.565590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091445/manifest.jsonobserved e595e1907f72bf3318a9e32a3566d5e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:41.547605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091445/publication.mdobserved 44d953b32d5dfefa37b87a7fb7222c0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:41.529198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091445/publication.txtobserved 5c47a2ee1d537ad9ab122aaa4ba532e5...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. |
|---|