OT-2026-000020214
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000020214) never changes.
Identity and time
| Publication number | OT-2026-000020214 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-753a-9270-49e01e25c32f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020214 |
| Status | PUBLIC |
Content hashes
| Canonical text | 020f1f538e25e27ccfd80f73b33c0291819a4d379b58a3c06e9c5bbd336631e3 |
|---|---|
| Markdown | 4b129cdec92b18fc6ee9cef87feaaa1de798f71a44996cd7e4617fcd7bbc8209 |
| Publication page | 6cd9139f03aecf97997f0c4d0bfd3d67f3176c0912946ef36c7e92e5aa48e7d4 |
| Manifest | 2b5ba65e7d59f55494747bb8e6094904e1f9eb8ad192991b0726171cd9ed10d6 |
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 | exXEAkm18/d7RQRR8R6sdyOb0naI3bDcLFP64fQdUlEHJh2xAPS1G2DmIm+UYCZAMxgGPFTE0m7CkNYQzVkbAQ== |
| 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
| 2026-09-17T11:56:32.854903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020214observed 6cd9139f03aecf97997f0c4d0bfd3d67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:32.836986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020214/manifest.jsonobserved 2b5ba65e7d59f55494747bb8e6094904...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.819280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020214/publication.mdobserved 4b129cdec92b18fc6ee9cef87feaaa1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.800492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020214/publication.txtobserved 020f1f538e25e27ccfd80f73b33c0291...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. |
|---|