OT-2026-000028135
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000028135) never changes.
Identity and time
| Publication number | OT-2026-000028135 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7082-a215-6da379ed18ed · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028135 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10474c141637a5445970deb49eaf6c1004f163b8339f9fba608b93c6b86975b4 |
|---|---|
| Markdown | 20efc98cbfc8a6676117cd5f89688dec13be078688e5d61fb75db79e1480bdb3 |
| Publication page | 8f380da29dd2213a9c676b5b00c3201a21b6b63bda6240ddca691489400b3cdd |
| Manifest | 03983761d655685c3fec4d4c9d5f9aebaa7429fe5477cd409a1e881e261570ba |
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 | WG6JAp+JP01b0N4LlZsG0JKsKMXq82Wyj0RCFr7C+OFaaorG8YmobInZgpBsuQHQnZLZvrO75Qzcryi8bwOFDA== |
| 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
| 2026-09-17T11:42:21.641813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028135observed 8f380da29dd2213a9c676b5b00c3201a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:21.622375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028135/manifest.jsonobserved 03983761d655685c3fec4d4c9d5f9aeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.586687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028135/publication.mdobserved 20efc98cbfc8a6676117cd5f89688dec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.560079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028135/publication.txtobserved 10474c141637a5445970deb49eaf6c10...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. |
|---|