OT-2026-000048307
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000048307) never changes.
Identity and time
| Publication number | OT-2026-000048307 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-7e5c-b132-7a95582d669b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048307 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a00d4db01be79c2ed0631584ad254192f6b3265c4242ecf83cc09ac2d60c05c |
|---|---|
| Markdown | d1df78219b24e68d67755e440172903cd305b02b4ade98bcea44d114320f5f36 |
| Publication page | db9bd9c8107008df2e0e338afacb768599f9f49620a5996d94a2c3ead5250ab2 |
| Manifest | b1ba184689b6ab787dfd9820d3aeb87d6c729fa0af70d7e8fc3a54debf9f0016 |
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 | THLplleeVmg2zBnpYGCZhLevEYeWIsBCXWyWB4av5WQXaqA6uSsMZ48H8Dtd1PAc/Lt0IxFMUI/ySl8SJP3+Aw== |
| 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
| 2026-09-17T11:04:54.137953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048307observed db9bd9c8107008df2e0e338afacb7685...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:54.119057Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048307/manifest.jsonobserved b1ba184689b6ab787dfd9820d3aeb87d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:54.098149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048307/publication.mdobserved d1df78219b24e68d67755e440172903c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:54.077241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048307/publication.txtobserved 4a00d4db01be79c2ed0631584ad25419...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. |
|---|