OT-2026-000090316
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000090316) never changes.
Identity and time
| Publication number | OT-2026-000090316 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2c-796c-bcb7-25cbaa580fb2 · 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-2026-000090316 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77537f7e0a9c4b4aef976da99eee5e8841984b61d89b1c829827f0f3c25d9f44 |
|---|---|
| Markdown | a01d10a5783983e853cd1bad5f4589b60a074102966408652507b985d09cb49d |
| Publication page | e188d8fb6cb7f18f77e8cf3f5716e9df77bf5cf0100473b287aa782fc9b65bc8 |
| Manifest | 78709c99888802abd5eff27f37f25b578080787b556141482d0fe23b8867cb6a |
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 | guez9pcHiP9cWBmORqP/ItGvNfQcAlyoO4G5rGoIFRqPlke6e7LNreYVnn+XorVihq4D/N7JFZfHgdC8F73sCA== |
| 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
| 2026-09-17T09:44:24.034155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090316observed e188d8fb6cb7f18f77e8cf3f5716e9df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:24.015291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090316/manifest.jsonobserved 78709c99888802abd5eff27f37f25b57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:23.997438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090316/publication.mdobserved a01d10a5783983e853cd1bad5f4589b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:23.980703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090316/publication.txtobserved 77537f7e0a9c4b4aef976da99eee5e88...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. |
|---|