OT-2026-000077274
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, vented after set-down
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-2026-000077274) never changes.
Identity and time
| Publication number | OT-2026-000077274 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7ecf-bcf3-3efafbbd36a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077274 |
| Status | PUBLIC |
Content hashes
| Canonical text | ccb2a31b2d7376f91461b63bb67fab8b2586c5619edf6e591a0178c0f53b2f6e |
|---|---|
| Markdown | eb19403e1cb1628bd059358ee2689d6b8d3739015b931303eedc5c4d0aa64f34 |
| Publication page | 2a07c3a0573b3201730848bd3a16e9ff65cf245890354f8cc2d108c3fc91eee3 |
| Manifest | b61a2bfea664212f29a63c2564a878419ae29fa9c80bbc694790b57a03d4cfcd |
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 | eia3DYSBJuJRBqBJSye9AyCzClxgSSZPCdo0N9H6Fr5wfqKbEYrSnkkVZHJbmOIyB45bBXt/8joUhpX1SktHBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:08:54.316223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077274observed 2a07c3a0573b3201730848bd3a16e9ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:54.296856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077274/manifest.jsonobserved b61a2bfea664212f29a63c2564a87841...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:54.277024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077274/publication.mdobserved eb19403e1cb1628bd059358ee2689d6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:54.258119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077274/publication.txtobserved ccb2a31b2d7376f91461b63bb67fab8b...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. |
|---|