OT-2026-000031507
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000031507) never changes.
Identity and time
| Publication number | OT-2026-000031507 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-70c5-90b2-3cb6e7085870 · 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-2026-000031507 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8b7bf71ceff10b278a8089e6a21c113e969837cf709c0e6abc631f3b08294e0 |
|---|---|
| Markdown | 995ec8bd1c4f2d008e3a00245c93488acd2687640bade9b5c64e43895751d632 |
| Publication page | 961751879e8cabc95d65a60e787282f3896564f44aa0b558c1856f4326f8c058 |
| Manifest | 1805452a902b38940e3b5ca0552c12800905d7b30fda57b1432aae7cff3f1e93 |
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 | Q+FY3kYeVfKzQKMY1V5Xnmoh92Ft478aUZChOhaKcj2sInH5Mp0eMRbrrsOt3YKvvORhWWPIcj9FrErPx98uAw== |
| 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
| 2026-09-17T11:36:20.343819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031507observed 961751879e8cabc95d65a60e787282f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:20.322625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031507/manifest.jsonobserved 1805452a902b38940e3b5ca0552c1280...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.302363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031507/publication.mdobserved 995ec8bd1c4f2d008e3a00245c93488a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.284387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031507/publication.txtobserved b8b7bf71ceff10b278a8089e6a21c113...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. |
|---|