OT-2026-000072198
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, vented 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-2026-000072198) never changes.
Identity and time
| Publication number | OT-2026-000072198 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7831-bbe8-3d0b41dc1900 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072198 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ec5387b367bd3c7fafcc402258b45b05680adaec18eecf5007c31cb2e7ce34f |
|---|---|
| Markdown | 6b4783148ce40c7c32504647471dbab0277084b15dc4701eeefcfa54248e3eb8 |
| Publication page | a24f80ddbcd74643f5ce1e191e1c6fc0f193dbfc23e8512f0b4457839b5c3426 |
| Manifest | c8ead391d224d455660f726da858a9f30c8996c09b41937bac07c42701e4163e |
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 | Y5Ymn36pTlUHcZJK2dDmZjIluXIqmLqD9DpfEP5T2kj5c+HoWA1OVGgN6rfxIJ6wh4ZLFdAJRqAZ+Uembwg9DQ== |
| 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
| 2026-09-17T10:23:18.015977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072198observed a24f80ddbcd74643f5ce1e191e1c6fc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:17.999661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072198/manifest.jsonobserved c8ead391d224d455660f726da858a9f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:17.981771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072198/publication.mdobserved 6b4783148ce40c7c32504647471dbab0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:17.963541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072198/publication.txtobserved 9ec5387b367bd3c7fafcc402258b45b0...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. |
|---|