OT-2026-000031548
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000031548) never changes.
Identity and time
| Publication number | OT-2026-000031548 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7bab-b811-781e29fe6f14 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031548 |
| Status | PUBLIC |
Content hashes
| Canonical text | e5e72b4f4571321195fb641cecbc97e81ce9778b801f3cf62838a917e9c7874b |
|---|---|
| Markdown | ebb6c0fede974f3d77d4c3e6dbdc957435a192ebab9824fa354cf656fa2d4c4b |
| Publication page | 542be002003e651f16224ddfdce254fccfe44510600de0699caf3403b6063792 |
| Manifest | e127212aacd9b7205c4dcbf05d653fc0fa642d0effb50a9c873a9a030aad5ec1 |
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 | /hzNhhR1odVdJHknKdooQm+ol+WJprMzzAJC1et8aI33r0WOtDPuekxv7PVNUDdCet64t4XZMSV5uNpJKUl+Cg== |
| 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
| 2026-09-17T11:36:23.511364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031548observed 542be002003e651f16224ddfdce254fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:23.492584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031548/manifest.jsonobserved e127212aacd9b7205c4dcbf05d653fc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.474170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031548/publication.mdobserved ebb6c0fede974f3d77d4c3e6dbdc9574...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.455974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031548/publication.txtobserved e5e72b4f4571321195fb641cecbc97e8...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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