OT-2026-000043642
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, sustained blow-off 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-2026-000043642) never changes.
Identity and time
| Publication number | OT-2026-000043642 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d0-7e8d-be77-06abbf52bf59 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043642 |
| Status | PUBLIC |
Content hashes
| Canonical text | 063672f002097d0180797580e082de9dfe4f0b769e18afd4ceba5af9b01aebe3 |
|---|---|
| Markdown | b462bb1f21d4d39ed476008e8c412ce94e63d4cd4aad916b45a693cf70b37764 |
| Publication page | 0d42b55d8c2a21aaefacf8905866bbf94bc990ae15f4dd35b56682154b17f461 |
| Manifest | 91206bcd98ad45179e58eaf324d54308be255a2fe6573c13d5f5a8837a71de01 |
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 | fvKt7xsZaN7MrB0vgUHaoq1ZS22ZUY2lu6LdeXTn1lkhp3ditcUv1t6CPQR75MDnW7pe6bu90Far1GVlqsthDg== |
| 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
| 2026-09-17T11:13:07.272690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043642observed 0d42b55d8c2a21aaefacf8905866bbf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:07.253787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043642/manifest.jsonobserved 91206bcd98ad45179e58eaf324d54308...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:07.226207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043642/publication.mdobserved b462bb1f21d4d39ed476008e8c412ce9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:07.202063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043642/publication.txtobserved 063672f002097d0180797580e082de9d...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. |
|---|