OT-2026-000090530
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two 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-2026-000090530) never changes.
Identity and time
| Publication number | OT-2026-000090530 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-76ca-b6ba-0ae0ce38607b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090530 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb5196cf19d07a46f4f2d664f4b82b3107e2ed8e94d8c4660bbd628c592f764b |
|---|---|
| Markdown | 96e902c88a6bece15eb4ccb647e195dd0fd14e56c3a7dbbdbef3c3b9ff44be9c |
| Publication page | acd398d575da4fc44db43dc9e5d732c676f0f614afb05b11ce6d13629574b7e9 |
| Manifest | 3da788d7666427162df37732b2a37f60e5e7b7935608861fa50938190e7670e3 |
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 | PSM7o1p3vH0+2YET3JHSsq/x6vsOhhsrY7jAC2Os21RYPY19jRbkPGHylUNm8gY7550Ybo+HibeasaRJa+/7DQ== |
| 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
| 2026-09-17T09:44:42.066759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090530observed acd398d575da4fc44db43dc9e5d732c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:42.047282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090530/manifest.jsonobserved 3da788d7666427162df37732b2a37f60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.030607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090530/publication.mdobserved 96e902c88a6bece15eb4ccb647e195dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:42.012096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090530/publication.txtobserved bb5196cf19d07a46f4f2d664f4b82b31...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. |
|---|