OT-2026-000080237
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, 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-2026-000080237) never changes.
Identity and time
| Publication number | OT-2026-000080237 · never reused |
|---|---|
| Internal UUID | 01a0ae96-7e77-752e-b10a-8b14f7ed9590 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:13.512436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080237 |
| Status | PUBLIC |
Content hashes
| Canonical text | 48aeac9c9310b77cf7c101183f2ab51e846e1de31b1e672e345ac04fdae5a5a2 |
|---|---|
| Markdown | 180b41bacc18383561709b3bbea679d88ea2a4073d9c1882fef745ae526bf64d |
| Publication page | 197e92c4dfeadf460e9f91b8bdf4c7d75e3f9e7e2ddd82351236c9140faeaa3d |
| Manifest | b1160c05a6ee3539e65d37eee83ae6e357dab51b10f29f5812ecc7811f11d529 |
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 | ktPEVGWd/wwcpeweAgK93CgkrjvlHBOuNVZmyimMmJvDk4gBIiLlZ/QiF9rAMFY4pfIBUUEbt6EskC4/NoqcCg== |
| 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
| 2026-10-26T00:41:34.210243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080237observed 197e92c4dfeadf460e9f91b8bdf4c7d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-26T00:41:34.133973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080237/manifest.jsonobserved b1160c05a6ee3539e65d37eee83ae6e3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T00:41:34.017122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080237/publication.mdobserved 180b41bacc18383561709b3bbea679d8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T00:41:33.813280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080237/publication.txtobserved 48aeac9c9310b77cf7c101183f2ab51e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:56.759040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080237observed 197e92c4dfeadf460e9f91b8bdf4c7d7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:56.615567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080237/manifest.jsonobserved b1160c05a6ee3539e65d37eee83ae6e3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:56.507218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080237/publication.mdobserved 180b41bacc18383561709b3bbea679d8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:41:56.348001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080237/publication.txtobserved 48aeac9c9310b77cf7c101183f2ab51e...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|