OT-2026-000080493
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000080493) never changes.
Identity and time
| Publication number | OT-2026-000080493 · never reused |
|---|---|
| Internal UUID | 01a0ae96-7e78-71a3-81c8-2a44e46313bb · 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-2026-000080493 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b79cdc3132ea0d30c6b554fc6403ecc41d6c3a75a1f04d9d1efa129581b2771 |
|---|---|
| Markdown | cb9d8cc123bc88556a110ba52d06bf5d714ae94aefe611dc8cd50dd6a5b534a9 |
| Publication page | 4c7f7f28ee49d5b790cc931704d4ed2d71688705c66cf57170d945e5ed654f34 |
| Manifest | 3fa6d68f49cdd0d0135887d687efcde5f91f2373e1c04eb410d683d2a1ac8df8 |
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 | 4ppxsq4hmRJvha8+P7eWjhHbF5TBmWX/zEvoUDOgkULtdjuyeDj2AX3DsbsvXkIJIoSbLWA7r3OnwXoPPUMeCg== |
| 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
| 2026-09-17T10:02:34.702036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080493observed 4c7f7f28ee49d5b790cc931704d4ed2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:34.685459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080493/manifest.jsonobserved 3fa6d68f49cdd0d0135887d687efcde5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:34.667898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080493/publication.mdobserved cb9d8cc123bc88556a110ba52d06bf5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:34.650291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080493/publication.txtobserved 4b79cdc3132ea0d30c6b554fc6403ecc...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. |
|---|