OT-2026-000021318
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000021318) never changes.
Identity and time
| Publication number | OT-2026-000021318 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7d47-b2e4-4ba8a207eb7f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021318 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7367623e8b3a5bdfb2f34229501a7c42a0702e11eebcd19a76548eaef3cc648e |
|---|---|
| Markdown | cd1db1f87a714e362e991a068af8d049a611872d209f9d831b4294f02ee9d4dd |
| Publication page | 527fb1160274401794460dde789a72c5eccb801ad8525f8231fe8f01ecf72826 |
| Manifest | 686a5ad7d99e043b4da06684ac654e6351562b45b11c5b3b82b73582b50d3657 |
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 | 1o9HspFqlmP4k74JwXS7fowcymnzPrLxry2pkr4TmJqNrLcEd5/Rdz9W6vicCy9mTWIwpa/4LEGTdXjOUayXDQ== |
| 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
| 2026-09-17T11:55:09.851544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021318observed 527fb1160274401794460dde789a72c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:09.829137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021318/manifest.jsonobserved 686a5ad7d99e043b4da06684ac654e63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:09.803634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021318/publication.mdobserved cd1db1f87a714e362e991a068af8d049...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:09.784654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021318/publication.txtobserved 7367623e8b3a5bdfb2f34229501a7c42...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. |
|---|