OT-2026-000020810
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000020810) never changes.
Identity and time
| Publication number | OT-2026-000020810 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7f22-814e-aa41b4f2ce1c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020810 |
| Status | PUBLIC |
Content hashes
| Canonical text | d80a45a1b1a669f68c4ffcd2d17ebe4782127b7a9fd85c4a8e8f7c844d7db514 |
|---|---|
| Markdown | d3926298d421b10c25371eeb7557bdd4872b96d6fb99aa527a2534fa88ddb155 |
| Publication page | de311038ccad60fee957a2d052b4bb7f34d69bc4df9eb1e47bebabab87230d53 |
| Manifest | 7d7ab7a5620cf95559bbbfce145c9cd34408a1f2e8d3956a5ab134651dbd70da |
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 | Z1F/bvZg4Kpj2w0/AWJtb1VYI6nwtwmMsrlyN/zgWvptub6wIJOdfFFweZL2gSsVD1/w1TLRwPI2I7bo8xGZDQ== |
| 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
| 2026-09-17T11:55:53.868032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020810observed de311038ccad60fee957a2d052b4bb7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:53.850587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020810/manifest.jsonobserved 7d7ab7a5620cf95559bbbfce145c9cd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:53.832061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020810/publication.mdobserved d3926298d421b10c25371eeb7557bdd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:53.815147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020810/publication.txtobserved d80a45a1b1a669f68c4ffcd2d17ebe47...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. |
|---|