OT-2026-000081910
Publication integrity record
Four bellows cup 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-2026-000081910) never changes.
Identity and time
| Publication number | OT-2026-000081910 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f76-778c-a275-b97b79183777 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081910 |
| Status | PUBLIC |
Content hashes
| Canonical text | 90174bffe4c2319da08c1c2df4cc861c098f6b9ebbc41fac2682d873c296b4c4 |
|---|---|
| Markdown | 19ababcbae1d6ff52cae5bc803b57c66c6e3de3389c46feaa031bd9069ae9672 |
| Publication page | f7132e325a6fd7c9772fcb9fa119dbc6d138b1d9793fe9b2b4c0e4a906960ee6 |
| Manifest | bd295aaf97320f2d61a4d01110ac78ceb20d8fd169586cfe7f9a5b1ed858fc59 |
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 | pFd0f7n1oPEneQNF2Iohko50JMPXrPwcxMH103OqWBTbnFEppT1kzaPXwq5nTG0KwrHlRrlVqqwN1jLlfl4DCw== |
| 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
| 2026-09-17T10:01:02.218614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081910observed f7132e325a6fd7c9772fcb9fa119dbc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:02.201044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081910/manifest.jsonobserved bd295aaf97320f2d61a4d01110ac78ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:02.183324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081910/publication.mdobserved 19ababcbae1d6ff52cae5bc803b57c66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:02.165412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081910/publication.txtobserved 90174bffe4c2319da08c1c2df4cc861c...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. |
|---|