OT-2026-000038136
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000038136) never changes.
Identity and time
| Publication number | OT-2026-000038136 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88b-7c7c-8fac-e817deb02631 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038136 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f697c593932249ca7a7314671aecef0652f20b81e88b0473d4c54e50bf048ca |
|---|---|
| Markdown | 46de25a56e8aa3addc573416fe80ae9546f4fd2bbefec0c03feb2d5e2ac43256 |
| Publication page | fe9bfa9632886b652de9f2a8f6c9483b27b6961f2ddc137e6183d74f65974cb3 |
| Manifest | 6d5c1ed8e0d3463c0c17774cd42049db84a6cf67d79b1a5f7f753545fb2e9ada |
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 | C8BAYJR83UgjHX9Frtm6xOVNKvxq/xPPq4YRgpVLOJvudqQ+Ev79K4EWo7P36pHl8DWNs4RsJgBLUnWVGlY+DA== |
| 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
| 2026-09-17T11:23:28.897632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038136observed fe9bfa9632886b652de9f2a8f6c9483b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:28.878205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038136/manifest.jsonobserved 6d5c1ed8e0d3463c0c17774cd42049db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:28.859146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038136/publication.mdobserved 46de25a56e8aa3addc573416fe80ae95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:28.841216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038136/publication.txtobserved 3f697c593932249ca7a7314671aecef0...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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