OT-2026-000048173
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000048173) never changes.
Identity and time
| Publication number | OT-2026-000048173 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-7bb0-97e7-033fe79cc440 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048173 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7cbe04f8ad86384d7baceca907a391fa73cd5982380b10563af8ba01cb4c87b6 |
|---|---|
| Markdown | 670ed93b4398147a57f4643999fdd49cefcae8b49a5c493b26148cf8b229b494 |
| Publication page | 2e06465e1ea4230e0402e93f59a30e8ac1393a1756a416c5643583991d252602 |
| Manifest | 880e8619fed720819c3d5aa094dbd314d2fadcbf0807e17453b39bf9fc69701e |
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 | EOAL3TweXhqR4kju5H2dwvwxcdk5HECCx+xaqd1M4RnE4+r3zNQRKi6NUjKybVPT1ySRJYEr05eKsbUo3Bf3BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:04:42.510192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048173observed 2e06465e1ea4230e0402e93f59a30e8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:42.491618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048173/manifest.jsonobserved 880e8619fed720819c3d5aa094dbd314...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:42.471927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048173/publication.mdobserved 670ed93b4398147a57f4643999fdd49c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:42.451648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048173/publication.txtobserved 7cbe04f8ad86384d7baceca907a391fa...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. |
|---|