OT-2026-000028626
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold 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-2026-000028626) never changes.
Identity and time
| Publication number | OT-2026-000028626 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-73ed-ac0f-61c8554d543b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028626 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45ed43409a9518f22d30f880aee4f5d8733fb65eefb6530663f9fa54e031cac2 |
|---|---|
| Markdown | 78eaf890b5b023dc42867823d6f2ca76bd045e8a669977d137bc438c195a584d |
| Publication page | 28c42f0fc812df0f09c64e05f09c17c307723eafe00ade239475e27b262afd9e |
| Manifest | 6fb247a8f74aa7469fcf22c983149854e6d56329682fe5bb1534ffc293e35916 |
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 | yh5pZtlnnaxCoCjWQVkM0cpNnqWcWAyqRCF2UIHnNukQFYe8odBuQXRxgX9N3sxQ7qCbeKBWsBTsq2sHtFn2AA== |
| 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
| 2026-09-17T11:41:29.581402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028626observed 28c42f0fc812df0f09c64e05f09c17c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:29.564021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028626/manifest.jsonobserved 6fb247a8f74aa7469fcf22c983149854...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:29.543959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028626/publication.mdobserved 78eaf890b5b023dc42867823d6f2ca76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:29.523517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028626/publication.txtobserved 45ed43409a9518f22d30f880aee4f5d8...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. |
|---|