OT-2026-000013135
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pulsed 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-2026-000013135) never changes.
Identity and time
| Publication number | OT-2026-000013135 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-75a9-9a8b-598ed957efbc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013135 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9afbfaf515a1740533da056ed2d52d4994a496978f8b9d80f13c7c59b35239a8 |
|---|---|
| Markdown | cde3d96d8d76a5aeebebb3d53455a15d724a08eb36dabbc05c032749d900298b |
| Publication page | 580a975d026ca95942e084d01b0a115f889020e8a3df6a73ed8208ae70c22e97 |
| Manifest | 65821e2d42b469326eabd217eb518d037e70a6a4724bcf542ddf8b578c1ce84f |
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 | z1t2RXWA9k7SqhzxMAzcx8UlNQWuXKH7F4LlpuKiqYG4GAw6/Ew8u32tO6ignMhapw+4wIQCapMm4hAXmsWjDQ== |
| 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
| 2026-09-17T12:09:25.679581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013135observed 580a975d026ca95942e084d01b0a115f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:25.660577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013135/manifest.jsonobserved 65821e2d42b469326eabd217eb518d03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:25.640814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013135/publication.mdobserved cde3d96d8d76a5aeebebb3d53455a15d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:25.622709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013135/publication.txtobserved 9afbfaf515a1740533da056ed2d52d49...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. |
|---|