OT-2026-000090872
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000090872) never changes.
Identity and time
| Publication number | OT-2026-000090872 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-780e-80f1-6d6e691afa91 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090872 |
| Status | PUBLIC |
Content hashes
| Canonical text | 070e1f596bd34f59c4e60880c1d7b304b4f120dd0be14b4f22680397e22eed00 |
|---|---|
| Markdown | 6298e2cee88f769398cd1b363066d3fb5285a0b76747de45ebc52f1d26231065 |
| Publication page | c1085aa831c39a597159642be0be5c91763cee0f1bf33f701603030bc2dae90f |
| Manifest | 94e26ea8d97b8bad581df9dbb4bfbbd693bacb530543882e0b50e8746d62a474 |
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 | yXcof93ftAL3b3vsYT/jQzH2WKypWhzPBZSzUJTLlcNpsO0oS7Nx9d+y+e7X5tgvYk2v7geCZbTR9qg6e0/uBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:03.987117Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090872observed c1085aa831c39a597159642be0be5c91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:03.967880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090872/manifest.jsonobserved 94e26ea8d97b8bad581df9dbb4bfbbd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:03.948690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090872/publication.mdobserved 6298e2cee88f769398cd1b363066d3fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:03.929000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090872/publication.txtobserved 070e1f596bd34f59c4e60880c1d7b304...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. |
|---|