OT-2026-000087507
Publication integrity record
Two cup vacuum gripper, two zone face, pump fed, 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-2026-000087507) never changes.
Identity and time
| Publication number | OT-2026-000087507 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-7ecd-a4e5-a6d3daa65030 · 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-2026-000087507 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f41304294148a694a18197c7579e977157b4f8191ecce78186f32e258225930 |
|---|---|
| Markdown | 5633bc4fe2fac86dbd57f5d3cf200975d2ede1941bcfa98ce63d19a7ea35eefe |
| Publication page | 4e05ca396f5b73b9e9073888b53d1fe979740475b12771114ff13d8990383c39 |
| Manifest | 6a0db6e1bc79bd2eeebb1ca7509ab3f64cdd58bf73fc9a419a335468260345e7 |
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 | alYMCADvXARg01sPNnKSasYvEojbrsnOaxJNTqJZ4BiCV16s1dHZdOQLScK+v698GdWaiA7Rg1S8L4Ae3wXoAg== |
| 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
| 2026-09-17T09:50:50.463549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087507observed 4e05ca396f5b73b9e9073888b53d1fe9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:50.447325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087507/manifest.jsonobserved 6a0db6e1bc79bd2eeebb1ca7509ab3f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:50.429488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087507/publication.mdobserved 5633bc4fe2fac86dbd57f5d3cf200975...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:50.413403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087507/publication.txtobserved 3f41304294148a694a18197c7579e977...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. |
|---|