OT-2026-000028285
Publication integrity record
Three cup vacuum gripper, three 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-2026-000028285) never changes.
Identity and time
| Publication number | OT-2026-000028285 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7677-8471-5398d11e2bcc · 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-2026-000028285 |
| Status | PUBLIC |
Content hashes
| Canonical text | 34a77ea21adfc37bf7ec7f27888b1551eea156ed25860cf95c054e09e5794e78 |
|---|---|
| Markdown | ebf3a31b5a04c406a7d3d41611a6834297e9e0d0f7ba31f34a3abc9b4e8c1cc9 |
| Publication page | 9321642633ea6cc57ba670ef7ec701f0881d8fa084b7717c2e730b5665200e84 |
| Manifest | d5465261b320509c34ddeae9b023cee17ff339f7fecc294e3793d555ee2f6bb6 |
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 | NQvz+rucMfokFoE0unAfeserpDTqzb0Scm3BmmqwSimTet7nI0sW5Soi3oXoXOVVb3uBYac6Jvye160jHQk1BA== |
| 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
| 2026-09-17T11:40:09.840262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028285observed 9321642633ea6cc57ba670ef7ec701f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:09.823154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028285/manifest.jsonobserved d5465261b320509c34ddeae9b023cee1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.805215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028285/publication.mdobserved ebf3a31b5a04c406a7d3d41611a68342...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.786180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028285/publication.txtobserved 34a77ea21adfc37bf7ec7f27888b1551...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. |
|---|