OT-2026-000076985
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000076985) never changes.
Identity and time
| Publication number | OT-2026-000076985 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-7cb2-8670-6ba8a1e8eee0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076985 |
| Status | PUBLIC |
Content hashes
| Canonical text | eeee591403eb26398d5799c0a6c6a2dd84e2f7422b8ae781766651dbff28dccb |
|---|---|
| Markdown | 2b61d0548772e6e398d7e74a9a10a5198f8fd08439fdda6f87b668e2139c5ab3 |
| Publication page | bb0176e987a32eca274902c73ef4a73e453f2de8d419e2f21f4d2a9c1b1c6c1a |
| Manifest | 7889504bfb04155fdb3f2db96098913c501bbc2ea9cc5247fffd2adafa347e93 |
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 | Tq/hgH6EIjdZRiaQAzMGiVn3aVkAgcLBm2BnOAJLZtYm9cacwgFuMiEB0YfHEHoAvSDGL4fiT9QFtXmFmmDBDQ== |
| 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
| 2026-09-17T10:10:17.059983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076985observed bb0176e987a32eca274902c73ef4a73e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:17.040402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076985/manifest.jsonobserved 7889504bfb04155fdb3f2db96098913c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:17.018877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076985/publication.mdobserved 2b61d0548772e6e398d7e74a9a10a519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:16.994704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076985/publication.txtobserved eeee591403eb26398d5799c0a6c6a2dd...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. |
|---|