OT-2026-000087552
Publication integrity record
Three cup vacuum gripper, three zone face, two stage ejector, supply line 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-2026-000087552) never changes.
Identity and time
| Publication number | OT-2026-000087552 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd52-74ec-907b-93065763b58c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087552 |
| Status | PUBLIC |
Content hashes
| Canonical text | c781f58cd2b6fd761cc99a403010b59b3f81fcde514545e50bb03200949ec030 |
|---|---|
| Markdown | 9b3cd3f0de4b4dc253f53681e62637b19fcf0a9c4474fe2578e78908c3777c90 |
| Publication page | 50c0a97c46b36d7e4ad6612e3fe91a2a4b333796f59e9bcfddd06aa6cfa884d2 |
| Manifest | cc164d7afdf0e91108a8c2e83137e72f19cfac712022863b06b199bcdb5389dc |
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 | +ndZXhOc0goVnFxC0Io0eqx2TuACcHG0ze6bHiu+xoMokAf/x5QoAHR87Su//lPBAxD0Uxqo/BPumLQplGncBA== |
| 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
| 2026-09-17T09:50:53.685756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087552observed 50c0a97c46b36d7e4ad6612e3fe91a2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:53.668928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087552/manifest.jsonobserved cc164d7afdf0e91108a8c2e83137e72f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:53.652337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087552/publication.mdobserved 9b3cd3f0de4b4dc253f53681e62637b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:53.633935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087552/publication.txtobserved c781f58cd2b6fd761cc99a403010b59b...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. |
|---|