OT-2026-000013722
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000013722) never changes.
Identity and time
| Publication number | OT-2026-000013722 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7dcf-ba8a-544b2db19794 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013722 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75a4a7d85573b61d27453265ef1dc4006112048cbb8abaf9def076f92546db43 |
|---|---|
| Markdown | 29913941324667faf373a6dfe8caa1f3cc31f8874879d9ff33f96445f89d9895 |
| Publication page | ef3cf9c30cf261948a63c9b03bc50b90d88517267026defad49544c63245b032 |
| Manifest | bdae3bbe60f5ee498425e4838006093682647efcdde244b7a81be2e70b4494c2 |
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 | 4nUGLwXQFOdlBw4k6qxfJAS8sPxy9EmfSc11gpTiWEalYxeJ2tsnhnaFSuzrGiitvLw+D/U7Y5U7BYFxr9BKBw== |
| 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
| 2026-09-17T12:08:41.150690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013722observed ef3cf9c30cf261948a63c9b03bc50b90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:41.132951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013722/manifest.jsonobserved bdae3bbe60f5ee498425e48380060936...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:41.115240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013722/publication.mdobserved 29913941324667faf373a6dfe8caa1f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:41.098134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013722/publication.txtobserved 75a4a7d85573b61d27453265ef1dc400...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. |
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