OT-2026-000005841
Publication integrity record
Porous face vacuum gripper, two zone face, common isolation valve, pump fed, contact triggered
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-2026-000005841) never changes.
Identity and time
| Publication number | OT-2026-000005841 · never reused |
|---|---|
| Internal UUID | 01a0a946-a00a-7b3a-bdae-837fbb5626c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:12:53.133356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005841 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8649b79b9f0e568bbf245f3e31116e149d04e613c4192a697dc96f28e3602d7b |
|---|---|
| Markdown | 23bee7789721352f9ff277d8a58f40e5ca2d89aacd6a71581ec80c86fd1f4806 |
| Publication page | f68258ac8d9b336f1ac01c208b0fd396d1a2903a6561f6b15a0c543cdd421929 |
| Manifest | 4f47417c55c1febf5024db199f0921c9500429b280a222ba14ac05fcb6cb6369 |
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 | PG5EFrJ1OJ+o4J4QXgDwtpAIn+yMf237NJ8bNwedp49lLBFlPkFZaxPMjeoO4XzxI8JzQzznkZf2goGNe0paDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:26.661718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005841observed f68258ac8d9b336f1ac01c208b0fd396...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:26.647592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005841/manifest.jsonobserved 4f47417c55c1febf5024db199f0921c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:26.632698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005841/publication.mdobserved 23bee7789721352f9ff277d8a58f40e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:26.491842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005841/publication.txtobserved 8649b79b9f0e568bbf245f3e31116e14...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. |
|---|