OT-2026-000078808
Publication integrity record
Single bellows cup vacuum gripper, pump fed, vented 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-2026-000078808) never changes.
Identity and time
| Publication number | OT-2026-000078808 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbd-75b9-bde9-fc3d8de9a8e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078808 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c5f342d42db0bd0240f8f75ed70f34d921b582a22dc390df44076794a01f927 |
|---|---|
| Markdown | 5f5b8d170b9fc19342329f9326cc193545e739f95800673b7cd854f9efe2cbba |
| Publication page | 97eb7e75e083e14983e5c9c2a0aac6348df7ba119952ca237fa1fbce56cfabc0 |
| Manifest | 737f8e997b4dc5bcc076d42b97cdb1ec490fe359bb8f8778a55ab1198f57833c |
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 | iHldz0vs4cnIGYPctNl/ucXfRGwVqBJ4G5RGr6fNYBkdASmlVuIrfN5y1X5QYe3bIRfg0u+PsuV6sZQ2fbd/Bg== |
| 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
| 2026-09-17T10:05:21.727706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078808observed 97eb7e75e083e14983e5c9c2a0aac634...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:21.707593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078808/manifest.jsonobserved 737f8e997b4dc5bcc076d42b97cdb1ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:21.670820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078808/publication.mdobserved 5f5b8d170b9fc19342329f9326cc1935...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:21.634894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078808/publication.txtobserved 2c5f342d42db0bd0240f8f75ed70f34d...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. |
|---|