OT-2026-000068173
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000068173) never changes.
Identity and time
| Publication number | OT-2026-000068173 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4ff-7c73-9cc5-e0b13bff812c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068173 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b236feed39dde6cb12a7cc7f6f0301966c7d40f12588f0ce106bcc08ca48edd |
|---|---|
| Markdown | 6697301801bb8927dea484662923adac215e2a5fb95b4fe3926795cb352302a1 |
| Publication page | dbdb4553b328592e3e25e4908d7772cc30a6710f2f042728e3c3338af3e7c763 |
| Manifest | d3f2aa84dbfac57981bd7269d7634c636fdf0003c1e84d14e5fb73fc0247977f |
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 | m5HwtQNIsBAZe3G5isQVbiVF3ZsyKH9zzM6ufSIIOmUWFg42OrPVkZFWvs/k7besuz/4CfowEfM35PrJ7IRRBg== |
| 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
| 2026-09-17T10:30:49.697106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068173observed dbdb4553b328592e3e25e4908d7772cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:49.681492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068173/manifest.jsonobserved d3f2aa84dbfac57981bd7269d7634c63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:49.663101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068173/publication.mdobserved 6697301801bb8927dea484662923adac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:49.645258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068173/publication.txtobserved 7b236feed39dde6cb12a7cc7f6f03019...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. |
|---|