OT-2026-000018673
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000018673) never changes.
Identity and time
| Publication number | OT-2026-000018673 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-73b3-a00d-3157b1aeebcf · 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-2026-000018673 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8bf0f962504fe2563513842b6871556fbb3deb5cc1fc9b3e87bbf65a281de3c |
|---|---|
| Markdown | 45e505858b106664c2b6d22caa88b17a1a2c3a3cdc2b775139b98770d1ffeadb |
| Publication page | ba2e0258e3431bf130525fd5432b5bb726de2909e9c309d4662e0bcc8f8a3385 |
| Manifest | cee2f8aa6d9a5f47e283f8b6e6513c3399aabcde2354abb66087441b3c9e9860 |
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 | jaZZuNWynO2qti3Rts76FwKPpsWBFEftHqPFVisO2JCP+fkHzIVSlHyRVGk5Lh4xZxE3pKNr52QFPIl+N8pgBA== |
| 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
| 2026-09-17T11:59:16.067328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018673observed ba2e0258e3431bf130525fd5432b5bb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:16.046771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018673/manifest.jsonobserved cee2f8aa6d9a5f47e283f8b6e6513c33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:16.027672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018673/publication.mdobserved 45e505858b106664c2b6d22caa88b17a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:16.006213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018673/publication.txtobserved f8bf0f962504fe2563513842b6871556...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. |
|---|