OT-2026-000028622
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-2026-000028622) never changes.
Identity and time
| Publication number | OT-2026-000028622 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7d34-8b9a-26bca6a325ba · 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-2026-000028622 |
| Status | PUBLIC |
Content hashes
| Canonical text | bbb5f029669793aed064c6fa1e2e833cf71c92082054bcf5b7c94e06668ffca2 |
|---|---|
| Markdown | 83992fcdcb24b1615098d26b6b2184e1b5c6057ecf8c32e720f26d2edd4d4124 |
| Publication page | 5aef944af05d57c480753710ee774fca945f59212eabb7552a5c82c3019e9eed |
| Manifest | 8454f520933ad891b13a2503f690748d946d6513b6a9d5fb1b8010e78e2bb8d2 |
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 | fn8iDK5qPtznK/EV5HwboGD0C3UdcruNgedPyNboCbAZbPSCiKgV1Yj1ZO4mklQtg1Y1GKpuGQupL8kyGc5UCw== |
| 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
| 2026-09-17T11:41:29.265293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028622observed 5aef944af05d57c480753710ee774fca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:29.245280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028622/manifest.jsonobserved 8454f520933ad891b13a2503f690748d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:29.226773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028622/publication.mdobserved 83992fcdcb24b1615098d26b6b2184e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:29.206804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028622/publication.txtobserved bbb5f029669793aed064c6fa1e2e833c...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. |
|---|