OT-2026-000102181
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000102181) never changes.
Identity and time
| Publication number | OT-2026-000102181 · never reused |
|---|---|
| Internal UUID | 01a0aea4-50f3-74da-8b52-28a6a89724f1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:19.361569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102181 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8173d5bcc7cd263e15e10d945a74932f26ae94af57b25d44df17b23bb2b71220 |
|---|---|
| Markdown | 9e19a9f956ec14c122581d2b9c821036de4de619f966d356b920260a2de8b8da |
| Publication page | d49d437d615e589f72f550889c895258e3abdf668a054eb98c57b2ca9f0549f3 |
| Manifest | 3b3f0380c150b354a8cdfc6770db2fc33d8bf355780b9d82b5961ec68eb75fb5 |
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 | RlhdWXndtNerh/DR7G/ifm4OSHWXRUt5VKgOEIkCmlhhem0o5lzkNM3tUu+ne3qbKLFdG/Da+xksmkdOHmGDAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:24:25.322728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102181observed d49d437d615e589f72f550889c895258...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:24:25.304909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102181/manifest.jsonobserved 3b3f0380c150b354a8cdfc6770db2fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:24:25.286278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102181/publication.mdobserved 9e19a9f956ec14c122581d2b9c821036...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:24:25.267853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102181/publication.txtobserved 8173d5bcc7cd263e15e10d945a74932f...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. |
|---|