OT-2026-000091985
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091985) never changes.
Identity and time
| Publication number | OT-2026-000091985 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43bb-763c-b86f-ef4b224b9c5a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091985 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd61424cb2a8a24a3346661ff18dcf6fe9efeadc4edcffa16eb934eb33c39c79 |
|---|---|
| Markdown | 5d81466ebce87f9b7f11268e398543c053dc0781970f74155460aa3c7928c900 |
| Publication page | a1b6065b454770632be16e52b40c9bdc5ef6531e1696e1ae1b7a691034142da8 |
| Manifest | 5dface0327ece922d02ee4d4426d502a1b73156b1db465c8869d1100b185c543 |
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 | 85OuRR8SuQtx6gy3cL0GoQmhA1CmNY8d5lm/o8WGhBCh2hw7rKw2qKGd1RNN/4KDbXXec6wqyPE0kfvUZ3yNCA== |
| 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
| 2026-09-17T09:42:58.330068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091985observed a1b6065b454770632be16e52b40c9bdc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:58.284056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091985/manifest.jsonobserved 5dface0327ece922d02ee4d4426d502a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:58.222516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091985/publication.mdobserved 5d81466ebce87f9b7f11268e398543c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:58.170282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091985/publication.txtobserved cd61424cb2a8a24a3346661ff18dcf6f...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. |
|---|