OT-2026-000030961
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000030961) never changes.
Identity and time
| Publication number | OT-2026-000030961 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb6-72fd-93a6-ff4382ca8ed5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030961 |
| Status | PUBLIC |
Content hashes
| Canonical text | 61455debc117e3434ff51ea7c59beeecf3bf7622aca5223c744ca1642d1ad21c |
|---|---|
| Markdown | c135d107707ebb30a6c6338ff10bba9f4f2a293fb5b30ff96eab36e76247e844 |
| Publication page | d64f87a58cd8ccfb12adaada8fadc9e6e55d67129e332e54992e4c3babd553b1 |
| Manifest | 9b5310c158a513e571c8b43ef7a7b48e42234a2a651234656b61fdbe51be533c |
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 | SXX5t4kVGdQ1Kk1Uoyg6VX7Fiid+LnwOTPnweRJPy53KuqH3qc+3H7nDXUQOz/M5H9TP5spTWAlxMIGeIhYqAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:36:57.838587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030961observed d64f87a58cd8ccfb12adaada8fadc9e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:57.820445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030961/manifest.jsonobserved 9b5310c158a513e571c8b43ef7a7b48e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:57.798466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030961/publication.mdobserved c135d107707ebb30a6c6338ff10bba9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:57.778433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030961/publication.txtobserved 61455debc117e3434ff51ea7c59beeec...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. |
|---|