OT-2026-000077094
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000077094) never changes.
Identity and time
| Publication number | OT-2026-000077094 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7b08-98e2-f3b1d67d9150 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077094 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50d84cfce6362a1ff75586f4298fe651e2aca838b8636ca9f30003a9638c5aa5 |
|---|---|
| Markdown | e906cf8897d25991e9e48911d57508626689b759cbef2d98472d2139e0395afa |
| Publication page | 8c150eca23ee14f1629341bb747e5857b9d6a57fa7e477ba11c2c7958554a68a |
| Manifest | 072fca8469f840aeb33ed57d3db60a4cb7419c57e4b000599e55d820d8285e93 |
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 | Bl8HEPFl3BXLIMsLJEM3piZi4nkmB6tNoE5a0ywbYkqqdx1uKiuFuvsDn3G1GawbPxvAsPaAftzTu/32IgquDQ== |
| 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
| 2026-09-17T10:11:31.041777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077094observed 8c150eca23ee14f1629341bb747e5857...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:31.022383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077094/manifest.jsonobserved 072fca8469f840aeb33ed57d3db60a4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:31.003122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077094/publication.mdobserved e906cf8897d25991e9e48911d5750862...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:30.986111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077094/publication.txtobserved 50d84cfce6362a1ff75586f4298fe651...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.282489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077094observed 8c150eca23ee14f1629341bb747e5857...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.265614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077094/manifest.jsonobserved 072fca8469f840aeb33ed57d3db60a4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.248431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077094/publication.mdobserved e906cf8897d25991e9e48911d5750862...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:33.227471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077094/publication.txtobserved 50d84cfce6362a1ff75586f4298fe651...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. |
|---|