OT-2026-000068257
Publication integrity record
Four pad foam vacuum gripper, four 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-2026-000068257) never changes.
Identity and time
| Publication number | OT-2026-000068257 · never reused |
|---|---|
| Internal UUID | 01a0ae90-247f-78b8-a366-127975a79eaa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068257 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef3ab6a391caefbe6b382efedeefd9082686173e98ab5ad14fba0446c2f13f94 |
|---|---|
| Markdown | 4b55d54fc80173abf16bac623ea5335e9ed0c1ed7f60ec88a3c06bcc00f092bd |
| Publication page | 5aac9732a0eb65c46938574db12874c708679389395cd77e09d5713793be0cdc |
| Manifest | 9289601d584a3ac083bfab5d3b1e38ed392d593f8e75dd2184e5c5d7971368ad |
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 | 2NA4o6zYXRaAPqbw2t/FXzSO4gPBDJ5fymwm4fks9tCqIHfNfvGvP3HPfAtTAP124HTBxy3i2MD7kfo/05KZCg== |
| 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
| 2026-09-17T10:29:16.835048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068257observed 5aac9732a0eb65c46938574db12874c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:16.816509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068257/manifest.jsonobserved 9289601d584a3ac083bfab5d3b1e38ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:16.798966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068257/publication.mdobserved 4b55d54fc80173abf16bac623ea5335e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:16.781108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068257/publication.txtobserved ef3ab6a391caefbe6b382efedeefd908...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. |
|---|