OT-2026-000090255
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, sustained blow-off before set-down
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-2026-000090255) never changes.
Identity and time
| Publication number | OT-2026-000090255 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7e19-9a57-e568f8870b5a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090255 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8cbebda50694654a09a4b0d66df0fd0f963b898516a92f43d20b5756ce115bb1 |
|---|---|
| Markdown | bbc54596da9f7d564ae273315236f4a2dee744a9145f33f1ca583ff508614617 |
| Publication page | fec0e62ca0c8b4137ca111e48a831d3364ad46444d4573121ebee80ef0fc15d9 |
| Manifest | 9b4909aea023bf846224c7a6142fdc0b8d15f748429472f86632c7749f894823 |
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 | mDqJsQWr5Eo6M4PoHkkH0NJl+rPQ2qVtm3EZzwB9Pme7IJCg221hSxkzX3dfjdgQ9X6aEFbjDSPqAZopjvwrAg== |
| 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
| 2026-09-17T09:46:19.830203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090255observed fec0e62ca0c8b4137ca111e48a831d33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:19.813330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090255/manifest.jsonobserved 9b4909aea023bf846224c7a6142fdc0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.796871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090255/publication.mdobserved bbc54596da9f7d564ae273315236f4a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.777919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090255/publication.txtobserved 8cbebda50694654a09a4b0d66df0fd0f...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. |
|---|