OT-2026-000020218
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-2026-000020218) never changes.
Identity and time
| Publication number | OT-2026-000020218 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7e5b-8b1b-16e395c68932 · 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-2026-000020218 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa85fd4b8c242b9f9da6eb5edc0710102ffa173d981ccdc4f7cf88ee85f06dcb |
|---|---|
| Markdown | f96d0b6b87f6a776e2bfaedf1f526faf569366559333e11d304bad9eeca92686 |
| Publication page | 6334ef256491e8bcd8ccd2a40c7b811e4a1c037704dfba177c42042bda84165e |
| Manifest | 27f31c3e92961e6b3e160a85284f6dbdb281fed3adf13f6bc0ba286e55ef6d67 |
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 | qZ+c8KeA5+zK9/i7TVPc2OZQ5y7dtq7SY3E8LTcblMt+U5xghYGfY8RfFpN9qAdOuSWVFjbDJf5E6+qqdptqDg== |
| 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
| 2026-09-17T11:56:33.088751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020218observed 6334ef256491e8bcd8ccd2a40c7b811e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:33.069153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020218/manifest.jsonobserved 27f31c3e92961e6b3e160a85284f6dbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:33.051630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020218/publication.mdobserved f96d0b6b87f6a776e2bfaedf1f526faf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:33.031727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020218/publication.txtobserved fa85fd4b8c242b9f9da6eb5edc071010...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. |
|---|