OT-2026-000087939
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000087939) never changes.
Identity and time
| Publication number | OT-2026-000087939 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa6-7a04-865c-bd5e81178bb3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087939 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b9c071bb3217b24f7217fd0e61941f50b5a6d4eb842408210463b4bde7ba18a |
|---|---|
| Markdown | 112899eccbb9733db75fa3da613161a969eec31c0937a5e94795fad834029068 |
| Publication page | c5be1feea519f5cdbf2acb5590699ddc7b3743169cccc79fb1f7a4aff27995a1 |
| Manifest | d555d05d9dd685affa2968587b467e41bf07c5124226d3ce2e6ba2287946c289 |
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 | BzkLtHmBctZ7FweXdtpGsvW5/ofoMbTkFTvE8IAbViIeLnW0uZ28EYzpHJrPD/u0o6cAca5xTtq8DmAO8zaMCA== |
| 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
| 2026-09-17T09:49:13.936472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087939observed c5be1feea519f5cdbf2acb5590699ddc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:13.916750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087939/manifest.jsonobserved d555d05d9dd685affa2968587b467e41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:13.893205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087939/publication.mdobserved 112899eccbb9733db75fa3da613161a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:13.872882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087939/publication.txtobserved 5b9c071bb3217b24f7217fd0e61941f5...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. |
|---|