OT-2026-000004741
Publication integrity record
Bellows cup vacuum gripper, three zone face, two outlet manifold, ejector fed
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-2026-000004741) never changes.
Identity and time
| Publication number | OT-2026-000004741 · never reused |
|---|---|
| Internal UUID | 01a0a921-d917-7617-b627-2775982414ec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:32:42.905473Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004741 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67765dce8e89a48ac26a1e61fa27b815464169a4633031316c49699db76436c6 |
|---|---|
| Markdown | 6bbf7462088cb469e509280002030cb49a37a5a391ea4efd88ccc7cd263b3226 |
| Publication page | 115394b03f97e5124f31a2851cd1296360c45f70de7f2e007e1016002ee3646f |
| Manifest | 67b1938e7c022b1b1a4faaf83c641388e78af62b53218d02b31eb6beb6a98976 |
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 | NOv+EMfy82kj/mKJHklZCbEL4X5Hx+RdVc4CWoW8DUMvy20zad+nayvyeBVxgGo6SQpKkeqUArzYvstY3v3ADg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:23.925573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004741observed 115394b03f97e5124f31a2851cd12963...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:23.912778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004741/manifest.jsonobserved 67b1938e7c022b1b1a4faaf83c641388...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:23.900300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004741/publication.mdobserved 6bbf7462088cb469e509280002030cb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:23.887170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004741/publication.txtobserved 67765dce8e89a48ac26a1e61fa27b815...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. |
|---|