OT-2026-000090759
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000090759) never changes.
Identity and time
| Publication number | OT-2026-000090759 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7aa8-88c2-4a7aaaeec0d5 · 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-2026-000090759 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f30589ed914580b223ebc84677c7949772a80d3912c128c7dc01b1eb024de24 |
|---|---|
| Markdown | 6836dadf48afe6bdd03284ac63a8bb676a22c6ee878d6ccbe8bde09fa66c3de4 |
| Publication page | caa15592b2af0cdc04f86eda0abe14ae1a5fa22055daed943793c0fce5dca483 |
| Manifest | 242d133e5395dd069ae38f03aaf068e161df4e3cb3c6614963873323fec5fc58 |
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 | rHIEpe+acA4E5j0G00754yu3obr0RVPEE8u3K68Mf0E/TAgrYf6xLf46kxdPkdEfxjYc4u6dCtGY6FR5mvDACA== |
| 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
| 2026-09-17T09:44:57.296321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090759observed caa15592b2af0cdc04f86eda0abe14ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:57.279018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090759/manifest.jsonobserved 242d133e5395dd069ae38f03aaf068e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:57.260168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090759/publication.mdobserved 6836dadf48afe6bdd03284ac63a8bb67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:57.242944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090759/publication.txtobserved 4f30589ed914580b223ebc84677c7949...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. |
|---|