OT-2026-000043472
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, pulsed 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-2026-000043472) never changes.
Identity and time
| Publication number | OT-2026-000043472 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92ce-7ed0-8115-129ac5442710 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043472 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e1277ab4fbdb43c40216b7a3a9533514b5ff405265f79c3f7c1333a44ea6331 |
|---|---|
| Markdown | 43bfbfd866d808d09dbdd8de802e21fdf97f9bf9e5773fd467de0b882ec93c5e |
| Publication page | 7138e2edc518168e7f48709de809ff6b48e3ad0a2da71cc844c0fd1c3b35f7f3 |
| Manifest | ce7163e7a189d6341cd56ce0878153328ee586b821767658b0b1a7ca89699948 |
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 | t6oT3t+NHNmpuE4LwMv8M2i+ktw4xn8AEwEcfSHWLvEAoIpWIwzpfOUI8fTbJhMz3VXWXoDheYcJ5XaF7yphBg== |
| 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
| 2026-09-17T11:12:49.646364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043472observed 7138e2edc518168e7f48709de809ff6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:49.626894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043472/manifest.jsonobserved ce7163e7a189d6341cd56ce087815332...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:49.607234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043472/publication.mdobserved 43bfbfd866d808d09dbdd8de802e21fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:49.586393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043472/publication.txtobserved 6e1277ab4fbdb43c40216b7a3a953351...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. |
|---|