OT-2026-000005390
Publication integrity record
Porous face vacuum gripper, three zone face, two outlet manifold, pump fed, contact triggered
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-2026-000005390) never changes.
Identity and time
| Publication number | OT-2026-000005390 · never reused |
|---|---|
| Internal UUID | 01a0a937-8504-7b52-b820-1788826e141c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:56:23.174854Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005390 |
| Status | PUBLIC |
Content hashes
| Canonical text | 829437fec941abff9739692b6d6b0416d7fe78833864837d4fdb989d32cbf55b |
|---|---|
| Markdown | 4fd9dfc7b905e5900812d20eb10cab39475e9b8406bc8516a6084eb935a3dbec |
| Publication page | 4007794698083cdcca9e04b8bab3d2e9dcf173ed7dca7bf107bf8f8f3daf8cca |
| Manifest | 716ff3a20df30b90fc97d392cee76e20a9512585028bc6fe154b3bb9753404db |
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 | mA/BiIXhdAcBykpHWfkTIQ86b7GLrtCJInvUfAjaLn0NEwgnr++gaDPMIR+hDf/PIiA0+yRQF+Mn28pknXDJAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:14.988363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005390observed 4007794698083cdcca9e04b8bab3d2e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:14.974031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005390/manifest.jsonobserved 716ff3a20df30b90fc97d392cee76e20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:14.959498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005390/publication.mdobserved 4fd9dfc7b905e5900812d20eb10cab39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:14.944956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005390/publication.txtobserved 829437fec941abff9739692b6d6b0416...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. |
|---|