OT-2026-000007217
Publication integrity record
Vacuum cup gripper, three zone face, ejector fed, pressure verified at each zone, rubber cups
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-2026-000007217) never changes.
Identity and time
| Publication number | OT-2026-000007217 · never reused |
|---|---|
| Internal UUID | 01a0a976-e77e-704f-adf2-c795018c28a3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:05:37.152949Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007217 |
| Status | PUBLIC |
Content hashes
| Canonical text | ee885be2749252dde846e9e8bb3aa9416433e5e0cfb9a92397b606c409f4dd80 |
|---|---|
| Markdown | 89f13999efd6f7b589af707de6e6a3ffc943214943e339517068344f74f5217f |
| Publication page | 329cf3cd7ac097cfef8530d3cda419776561a1b7c1a2f3074246a15b1757a4df |
| Manifest | 1ec7545790c6c212a860ca9358e94de85f93236233931c4d2196e1a887ee4e24 |
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 | W30Abd7cmrIQuaqcOFWAIjDA/w1yPO86EFqU7NYXOD//Sqm9h4feQennCMxPIIz81t/D+hlJIehdHOsvWqgAAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:10:14.925775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007217observed 329cf3cd7ac097cfef8530d3cda41977...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:14.914147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007217/manifest.jsonobserved 1ec7545790c6c212a860ca9358e94de8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:14.902333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007217/publication.mdobserved 89f13999efd6f7b589af707de6e6a3ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:14.890299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007217/publication.txtobserved ee885be2749252dde846e9e8bb3aa941...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. |
|---|