OT-2026-000006287
Publication integrity record
Vacuum cup gripper, two zone face, common isolation valve, three stage ejector, silicone cups
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-2026-000006287) never changes.
Identity and time
| Publication number | OT-2026-000006287 · never reused |
|---|---|
| Internal UUID | 01a0a955-a139-71e9-a781-6e0e4dd86ef4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:29:16.475749Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006287 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd30e7f3cb0f0f8d329f5608ba2d0fb3a80ed14a5cd073e798c49df16ee4183d |
|---|---|
| Markdown | e133e4c3dedfdf2b0196ca2572591b6596cce3731d0ce1b2c6ac65e36ae7bbfd |
| Publication page | 92ef1ec5b3e04cb362dc8141379e74c542ce873a39cb495e0f143d4c0487cf5d |
| Manifest | b171361fd1b9ddedff74951ffc56813cfec572736614caafa938a3cb6b90cfa8 |
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 | qqMypNqmazeSBwFistVzeJKSiba/KNBxc9hVep7t/QhhL/yEtvwIcl3RcwlkWEs9Grpl7B/8m1bsWkV7hJNLDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T12:42:32.731806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006287observed 92ef1ec5b3e04cb362dc8141379e74c5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T12:42:32.542188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006287/manifest.jsonobserved b171361fd1b9ddedff74951ffc56813c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T12:42:32.284577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006287/publication.mdobserved e133e4c3dedfdf2b0196ca2572591b65...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T12:42:31.965415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006287/publication.txtobserved fd30e7f3cb0f0f8d329f5608ba2d0fb3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:05.459420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006287observed 92ef1ec5b3e04cb362dc8141379e74c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:05.444244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006287/manifest.jsonobserved b171361fd1b9ddedff74951ffc56813c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:05.428053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006287/publication.mdobserved e133e4c3dedfdf2b0196ca2572591b65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:05.414904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006287/publication.txtobserved fd30e7f3cb0f0f8d329f5608ba2d0fb3...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. |
|---|