OT-2026-000007620
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000007620) never changes.
Identity and time
| Publication number | OT-2026-000007620 · never reused |
|---|---|
| Internal UUID | 01a0ae62-76bc-7e70-b8dd-8da55a1e9526 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:23.688458Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007620 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d92fbd9912c7649f87714bcd0d1e15fe5ea5dd80207084021be019b2603f0cd |
|---|---|
| Markdown | a72afd20486cc6484d3a4b423e5ded387dcac56803043dced32ac9c40051afbd |
| Publication page | c7e61cb807cb6f12514bbdc159b4826163b55f51d018bda80c8a83462f53a5bd |
| Manifest | 144142acde95ef277b465bb55b499b5d053f88efaeca0df3a26a480c324bc115 |
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 | G6wVIs+pAW/l10rMvEF3y2/HRtt/kvQQCjT/xmhNqX5rO3YLsGCFqUu175f0kx8OYGZfXMQDwfwKaqHSMJtVAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:14.127638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007620observed c7e61cb807cb6f12514bbdc159b48261...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:14.109441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007620/manifest.jsonobserved 144142acde95ef277b465bb55b499b5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:14.091850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007620/publication.mdobserved a72afd20486cc6484d3a4b423e5ded38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:14.074850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007620/publication.txtobserved 8d92fbd9912c7649f87714bcd0d1e15f...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. |
|---|