OT-2026-000006835
Publication integrity record
Porous face vacuum gripper, per zone isolation, pump fed, vented before set down, open cell
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-2026-000006835) never changes.
Identity and time
| Publication number | OT-2026-000006835 · never reused |
|---|---|
| Internal UUID | 01a0a969-117b-7163-8644-85596b8c1dea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:50:30.398396Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006835 |
| Status | PUBLIC |
Content hashes
| Canonical text | 558123c679e186db5328f3b4622affa191ea7fb36f548f4d548ec7ab3dd880cd |
|---|---|
| Markdown | 145840cb261e090b24ab0c07dddcc553b2f8c6a3c93de359466648367d6b629b |
| Publication page | 9a4144778c9f918a3132666fc3caf727742c2219faa4cd0dcf665f3a2eae06e1 |
| Manifest | 2d8b2fba70428c7f9fe2e77b863f4ca8921578c1365be5a7a77155b240295ca9 |
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 | N2cT4phZX9fpgxUhexw4uO7T7R2SDuQ5yBy0QR1IZ67/Nc+63HM0pVHXTUS/ie1zTZtri9Uzy3VdtiEub2xEDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:30.916334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006835observed 9a4144778c9f918a3132666fc3caf727...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:30.902252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006835/manifest.jsonobserved 2d8b2fba70428c7f9fe2e77b863f4ca8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:30.887043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006835/publication.mdobserved 145840cb261e090b24ab0c07dddcc553...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:30.749999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006835/publication.txtobserved 558123c679e186db5328f3b4622affa1...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. |
|---|