OT-2026-000028738
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down
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-2026-000028738) never changes.
Identity and time
| Publication number | OT-2026-000028738 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2fa-7741-b51e-5911d43b4db7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028738 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9ddc7a26bc0e5119b4afdf8f8c8a2131284becebaebf754cf8d76ccd5e38b63 |
|---|---|
| Markdown | bf3b0ba47db812806067eb81e7296f200d2e3ed7a798b141214e78f9db74c386 |
| Publication page | da477d5f67622b66c20394532b747fbf35415076f9f66c5a92cbbb051f29f403 |
| Manifest | 0c2154a2053bc599db4224a4056d18bc2627453da074f9d6964064365b81b819 |
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 | arrlSUu0eVY5pLS1deftlP5LJGa5eYZokg2GZupFHjKKnp6kZGHnHIUl8Ur1CyEiKbCpnXEatxxOAU2p3U9YAQ== |
| 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
| 2026-09-17T11:41:45.230119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028738observed da477d5f67622b66c20394532b747fbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:45.209195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028738/manifest.jsonobserved 0c2154a2053bc599db4224a4056d18bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:45.187813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028738/publication.mdobserved bf3b0ba47db812806067eb81e7296f20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:45.165840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028738/publication.txtobserved c9ddc7a26bc0e5119b4afdf8f8c8a213...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. |
|---|