OT-2026-000077950
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, vented after 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-2026-000077950) never changes.
Identity and time
| Publication number | OT-2026-000077950 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-70a3-ab31-a5e777aca710 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077950 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0565e75d461c056dd045f86ada63650f0d089ba34cb7ebc84814ef0454d2adc1 |
|---|---|
| Markdown | 7c5742e81d6738d9929e7b2402d0a6ed6ed66a7cdd4d5fa8796764d73b9893d2 |
| Publication page | 064222510d37ae8e380472a809e4a1565238e79cc64aa4a9e043f9d329ab8cbb |
| Manifest | 82fedb91fea806a5c2425ba408f21cd331da4d78425ce49f478061df12b79eb3 |
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 | 5yTPoqJJ3xv8imD+qd4+iLSnRZbydbybst5NAHqHot0d0fBS3na2Yt5ekBQcFajCphWn1P+hIJbzI3V3flneBw== |
| 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
| 2026-09-17T10:06:59.501181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077950observed 064222510d37ae8e380472a809e4a156...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:59.483726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077950/manifest.jsonobserved 82fedb91fea806a5c2425ba408f21cd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:59.465175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077950/publication.mdobserved 7c5742e81d6738d9929e7b2402d0a6ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:59.444916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077950/publication.txtobserved 0565e75d461c056dd045f86ada63650f...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. |
|---|