OT-2026-000026878
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000026878) never changes.
Identity and time
| Publication number | OT-2026-000026878 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3452-7f84-9b8f-b8aeb25f3229 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026878 |
| Status | PUBLIC |
Content hashes
| Canonical text | a116bea8ee71304185c1413b1c72f686a65eef96285f5d682cdbbfe14b2a3c90 |
|---|---|
| Markdown | 384f8c87a923c3c88c732be15de6365ffdab890575e7035e09fee3e8b48ec6dc |
| Publication page | 420d2abbcd9c6c06883c557f3f15d0a4d130014e76ece28bcf097813aadc5ba5 |
| Manifest | 4d5de1d1b3676a66303b8da5074a20bc618eccbd3ffe38c1c7c23ec15e850fc7 |
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 | +i9SuobktKCZxkTVNqJuQpAg7wJBoNQDk8MwhUb/1HnFLnpD42LRMm9Fpo+mFoNoo8KdSXGz1ooAasdYtsvZAQ== |
| 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
| 2026-09-17T11:43:28.996376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026878observed 420d2abbcd9c6c06883c557f3f15d0a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:28.980758Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026878/manifest.jsonobserved 4d5de1d1b3676a66303b8da5074a20bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:28.965123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026878/publication.mdobserved 384f8c87a923c3c88c732be15de6365f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:28.946847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026878/publication.txtobserved a116bea8ee71304185c1413b1c72f686...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. |
|---|