OT-2026-000031538
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000031538) never changes.
Identity and time
| Publication number | OT-2026-000031538 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7c36-9438-f0de93635a7b · 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-2026-000031538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77898e777b394171f2098d58a657b9b03afb3932f1acb930f85301cd81ee8786 |
|---|---|
| Markdown | da236f0bc998d9783eed6da4de9d652fe5ac874bbb5b6b62ade8caedc14863c9 |
| Publication page | 5f236cc766ffeddbd88443e46aff75216040239fd5ed56999e7913b9e743fa6e |
| Manifest | e0726f72069b94d440f7ace18667295f8d4c33914bde8b1ae3a26d40551f5393 |
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 | FbsPCKcfh+8rKUxuI12pa0vy+YBos/uE/nIQO2yo5TmCSC2zG/40XK6aRD6bQRFbv/TCBDEeE7drQ0yNEP0/Dg== |
| 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
| 2026-09-17T11:36:22.751127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031538observed 5f236cc766ffeddbd88443e46aff7521...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:22.733042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031538/manifest.jsonobserved e0726f72069b94d440f7ace18667295f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:22.715441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031538/publication.mdobserved da236f0bc998d9783eed6da4de9d652f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:22.696105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031538/publication.txtobserved 77898e777b394171f2098d58a657b9b0...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. |
|---|