OT-2026-000038257
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000038257) never changes.
Identity and time
| Publication number | OT-2026-000038257 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d51-72bf-aa04-fae7e6228598 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038257 |
| Status | PUBLIC |
Content hashes
| Canonical text | 726fa8ba9719fac8391601745a793a6e19caed0cb8656ce19e3e558f243d3d0e |
|---|---|
| Markdown | 4b9b9d06b8457687d0a847bf1c64d6e0dcba130c9d3d2d1d0d3f58fbceebd1f7 |
| Publication page | 2fd9ccbcf545cb66e2b97d249a8c7fbdf80d7597d8e083fda8203693730402c9 |
| Manifest | 2a86469f9702880a415c958f2d6d19c08f77eb1ba47ccf32b83ff0aefd32f779 |
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 | BdeqrtwIVswh68MXzMkKQ8OzqpYRxyMku+Rp32yhCSQ+ec0Rk7BHi4vH8YGf1MCz38vrGrMHnNVH/AaZvhySAQ== |
| 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
| 2026-09-17T11:22:24.768308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038257observed 2fd9ccbcf545cb66e2b97d249a8c7fbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:24.751782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038257/manifest.jsonobserved 2a86469f9702880a415c958f2d6d19c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:24.734660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038257/publication.mdobserved 4b9b9d06b8457687d0a847bf1c64d6e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:24.717294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038257/publication.txtobserved 726fa8ba9719fac8391601745a793a6e...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. |
|---|