OT-2026-000042440
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000042440) never changes.
Identity and time
| Publication number | OT-2026-000042440 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d75-7959-87e5-ad96862245a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042440 |
| Status | PUBLIC |
Content hashes
| Canonical text | 565ae07a887439a2fd9c0bdba134d131cc885c72e5a1cc461f54cdfa7f1953b9 |
|---|---|
| Markdown | 908a5e15b0960ef346d74441aa4b9e46fe493ff0670330683fb01a10a61514b0 |
| Publication page | 826710f1c1fff298dae994018fe4491a117c1db664e85d58ced7b023deee20e8 |
| Manifest | 8600b52bc95bba1f02689882e737644f49422140bbe36c91285268ba8f0d5993 |
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 | N3o0kcHRmWXPobl44HW84uDtDYieoxCdGkFebCx0ERlDKiRj8CY2ZxZ7plEjbU4AjwhgzUD2gWQP6r34lh0HDg== |
| 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
| 2026-09-17T11:16:14.591684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042440observed 826710f1c1fff298dae994018fe4491a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:14.572793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042440/manifest.jsonobserved 8600b52bc95bba1f02689882e737644f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:14.555788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042440/publication.mdobserved 908a5e15b0960ef346d74441aa4b9e46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:14.538303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042440/publication.txtobserved 565ae07a887439a2fd9c0bdba134d131...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. |
|---|