OT-2026-000069731
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000069731) never changes.
Identity and time
| Publication number | OT-2026-000069731 · never reused |
|---|---|
| Internal UUID | 01a0ae91-185f-7f92-851b-f1a66eea2e63 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069731 |
| Status | PUBLIC |
Content hashes
| Canonical text | b5c4c4ccd8c3c9a8acf3cb9a1393693fb7cb18a4595c935edc745a396b17d31f |
|---|---|
| Markdown | 7a0c5a85d8e0e3deb7dfe1d2fa19dfd2a4c8e1df942efc5d26cde01d65f09dc2 |
| Publication page | 1394858fa54b8e4d43f3dee3497ea5a114f1591c0271c8f622ffcbfa1f9caaaa |
| Manifest | da22e7ce8b3a728e4dfed8e1802d9e45c8e5cd7b87569d9e5be6ff4d3983678c |
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 | YwrD4DQSRhraKbUrCWfcX9sWItpg0SiBMI0gGKitwMbwyoDKO+ZOdNKce3du7/TKUSaAoQHNA/YO7KhVxbp1Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:26:32.656139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069731observed 1394858fa54b8e4d43f3dee3497ea5a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:32.639159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069731/manifest.jsonobserved da22e7ce8b3a728e4dfed8e1802d9e45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:32.619624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069731/publication.mdobserved 7a0c5a85d8e0e3deb7dfe1d2fa19dfd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:32.601127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069731/publication.txtobserved b5c4c4ccd8c3c9a8acf3cb9a1393693f...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. |
|---|