OT-2026-000004125
Publication integrity record
Bellows cup vacuum gripper, four zone face, two outlet manifold, plant vacuum fed, pressure verified
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-2026-000004125) never changes.
Identity and time
| Publication number | OT-2026-000004125 · never reused |
|---|---|
| Internal UUID | 01a0a90f-4141-7ba2-aa0c-48c0a504c04a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:24.388777Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004125 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ad72fc95532ce8ac355d000c4238c3256f9241a05befd61e1dfbc337d6ff392 |
|---|---|
| Markdown | b49dde1314dae31074edd6b881338db1fe11aa68b29048e462c0a2a2f4354d41 |
| Publication page | d705759d174aee4ea43a668483fadbe55c9bf606a4453228e95595ac3573c4c8 |
| Manifest | befd108f3e299ba11665f818f811ab07afb4287cf64a217cfbc67496af1396ab |
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 | gG6mDWU9cK7EC1SqqLaAFDf46fBcjh00Pqn7sfnhzqRdbXHq9qyM84MSMPOWNtDmlLCJtJscATHS41/LqV7zAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:33.718122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004125observed d705759d174aee4ea43a668483fadbe5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:33.704226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004125/manifest.jsonobserved befd108f3e299ba11665f818f811ab07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:33.691569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004125/publication.mdobserved b49dde1314dae31074edd6b881338db1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:33.678956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004125/publication.txtobserved 3ad72fc95532ce8ac355d000c4238c32...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. |
|---|