OT-2026-000029167
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000029167) never changes.
Identity and time
| Publication number | OT-2026-000029167 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa0-7df0-8b34-85a49d3c13ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029167 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88c5687f0f92a0f4f9bee6155acc9aa44f47b0f1785738f34a40dda1968c55e8 |
|---|---|
| Markdown | 0bd7e1e6f98a2be4617e82a1439470da3ed2c4d56185de3582bd302ed363bd56 |
| Publication page | e25d6a4bd484f43bcc83fb2d07b5c234a5056a863fdd4c652a71237a4725c9d6 |
| Manifest | 51a5c9b2d30a688ed336586f9ec6d73d1fc7f34972c7ef9f5a850e2c2749eb06 |
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 | gj6B20am/KyWEImNqsJnT1+Xe9BnHRDleQY0baZ5f2py+UJ7aVnKb7kwb3cuze6tSDXe8NK1zLEongCl7dhGAA== |
| 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
| 2026-09-17T11:39:39.871827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029167observed e25d6a4bd484f43bcc83fb2d07b5c234...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:39.852482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029167/manifest.jsonobserved 51a5c9b2d30a688ed336586f9ec6d73d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:39.833747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029167/publication.mdobserved 0bd7e1e6f98a2be4617e82a1439470da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:39.815077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029167/publication.txtobserved 88c5687f0f92a0f4f9bee6155acc9aa4...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. |
|---|