OT-2026-000049953
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000049953) never changes.
Identity and time
| Publication number | OT-2026-000049953 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd77-7609-90f2-2887a219f55e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049953 |
| Status | PUBLIC |
Content hashes
| Canonical text | e6e01c2504d89040607483b3442b2b59ea52bbc55562e6770baec68ca92b9bba |
|---|---|
| Markdown | 5267e914c236bc221a1ad1584e463ebd324e898a6561018c2227dd5075c9ac57 |
| Publication page | 235cbd1892d8f8461315422f58af86dc952b281a3b532b314cd7f70ecc7c92ac |
| Manifest | 49d1dc10bcd026bb346c895091956bb7793f7da6e4360cd45908525052e7016a |
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 | pIIGLTTquB4S4XmQUNmxrHUZccYUej2iMO7cYv5yAEou5X42xUppWm7PCirxK0mYG+p9DU3ftVmuX3BkS1X/CA== |
| 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
| 2026-09-17T11:01:53.688072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049953observed 235cbd1892d8f8461315422f58af86dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:53.669982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049953/manifest.jsonobserved 49d1dc10bcd026bb346c895091956bb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:53.647699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049953/publication.mdobserved 5267e914c236bc221a1ad1584e463ebd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:53.627140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049953/publication.txtobserved e6e01c2504d89040607483b3442b2b59...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. |
|---|