OT-2026-000022780
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000022780) never changes.
Identity and time
| Publication number | OT-2026-000022780 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7db5-8302-4c5b420c76ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022780 |
| Status | PUBLIC |
Content hashes
| Canonical text | f47371236c24ad5c46b086a59f4f62bd96f8eec8233e64571dbef6bb0d7f77b9 |
|---|---|
| Markdown | d38be30fdb60423a46b168a2517ffadb80bc01509a9dd48d096064451883194c |
| Publication page | 9ae627994798e1e75c71bf07a2ee7cdbc99d8af35f1bb94ed086789db2f7735d |
| Manifest | 6f2afed5572181c0933b7b55047b89bd88913caa87d0ff7672f165e300edea2e |
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 | Shlbi+cyCSEI02g6HlQIUyvEicZNzDxvezoFAbYgGteN9FKY/8J4ocoguLqiBk0yLBWSu5jfz9j1c7Ul5cBRCw== |
| 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
| 2026-09-17T11:52:17.871954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022780observed 9ae627994798e1e75c71bf07a2ee7cdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:17.850623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022780/manifest.jsonobserved 6f2afed5572181c0933b7b55047b89bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:17.833510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022780/publication.mdobserved d38be30fdb60423a46b168a2517ffadb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:17.815224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022780/publication.txtobserved f47371236c24ad5c46b086a59f4f62bd...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. |
|---|