OT-2026-000018877
Publication integrity record
Two cup vacuum gripper, two 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-2026-000018877) never changes.
Identity and time
| Publication number | OT-2026-000018877 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-7813-9782-7a4fafb29de8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018877 |
| Status | PUBLIC |
Content hashes
| Canonical text | bd0b1f75dfd038b46863c912dcd3545f8a004c22b2744c4d3ee8624d8e6a09e2 |
|---|---|
| Markdown | 416330ef3caf517609050d045bc684dd6ac9f0d51db6e25618e24b8d3235cdef |
| Publication page | 8e953041ae234820f9436ae56b804fe40d2681331cbbad6a8fd892f81a3b0068 |
| Manifest | 17b5d6baf929a409c09a5d08f456861e443d683c04c24a17bf69843e3ecbdd2e |
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 | XHeSoQzTGV86a8PKPowk7MgLXQxQhJSU77KNTO5mvDwNImfvW3mu7a/zFaHwbycMNaGALmYxnOzXbznLLOHSCg== |
| 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
| 2026-09-17T11:59:31.564904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018877observed 8e953041ae234820f9436ae56b804fe4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:31.546943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018877/manifest.jsonobserved 17b5d6baf929a409c09a5d08f456861e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:31.522219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018877/publication.mdobserved 416330ef3caf517609050d045bc684dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:31.505235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018877/publication.txtobserved bd0b1f75dfd038b46863c912dcd3545f...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. |
|---|