OT-2026-000013278
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, pump 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-2026-000013278) never changes.
Identity and time
| Publication number | OT-2026-000013278 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc9-7c90-95c1-292d8e30f5b6 · 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-2026-000013278 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09ca3c5a2cddcdae0a4ebf0a17360133bcca12d34d8817a70a2825fd946a6b5a |
|---|---|
| Markdown | 4ceedd1570c93d9b585191163e43c7187adbab1b028bf6d2fdc776b39cb8cc79 |
| Publication page | e2c42bc13240b6f274eb324dc330f61cc119ae92361ef4b06740aa641325f15b |
| Manifest | fd231811992205157614e331220043f34216bd9f416b81fd6d30c3bcc0fd0968 |
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 | 9hk+BBYyw5kz5Mwh98Pck29FGI402OcID/9eFMJ7SuFJN3mMqHCpyQfimjorW1uTe0HE/zbUM+WUyn6jSGk/Ag== |
| 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
| 2026-09-17T12:09:41.704738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013278observed e2c42bc13240b6f274eb324dc330f61c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:41.628505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013278/manifest.jsonobserved fd231811992205157614e331220043f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:41.606923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013278/publication.mdobserved 4ceedd1570c93d9b585191163e43c718...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:41.562394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013278/publication.txtobserved 09ca3c5a2cddcdae0a4ebf0a17360133...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. |
|---|