OT-2026-000028505
Publication integrity record
Six cup vacuum gripper, six outlet manifold, two 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-2026-000028505) never changes.
Identity and time
| Publication number | OT-2026-000028505 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-780d-ab1a-a07f4143462e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028505 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50fdf95151b5e395a30fa3825b951320c92aa1f35d9ebf9644fbbe66022c7453 |
|---|---|
| Markdown | 8695fd562914876eea87530406b1bdec1ab98fa40b1f9958dff22392c5cde1f8 |
| Publication page | 4b6aa032139f4cbe44b6c895b3ff60bbc1882528c91826abf56d892a526325d2 |
| Manifest | 7c2b1c741ff204efa70c42cc91eed4ea9130cf9588d6873a1debbb94473da142 |
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 | nTnFq10QeLne7gsDG1tvRUGWefaH/WvVOM2R4NmRlfPAb9mBKlPRwXmEKVm4PAbLilCsOIG+m714SuWN/2pwDA== |
| 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
| 2026-09-17T11:40:46.150610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028505observed 4b6aa032139f4cbe44b6c895b3ff60bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:46.126852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028505/manifest.jsonobserved 7c2b1c741ff204efa70c42cc91eed4ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.108124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028505/publication.mdobserved 8695fd562914876eea87530406b1bdec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.090182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028505/publication.txtobserved 50fdf95151b5e395a30fa3825b951320...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. |
|---|