OT-2026-000067387
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, pulsed blow-off before 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-2026-000067387) never changes.
Identity and time
| Publication number | OT-2026-000067387 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd8-7ee1-aded-cbe26491fcd1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067387 |
| Status | PUBLIC |
Content hashes
| Canonical text | c456a995b59ad825525e9e36fc121cc9fdd956ced90d409f522cdf1ee5f6a6b6 |
|---|---|
| Markdown | f600017ddb7f944608e17370410b27fa3811bb03fae03bc4095fc77442436fb5 |
| Publication page | 0908e7bcf38773ebaab27ce5257e410433285a51ad71ab9c50ddfa6e616f7c35 |
| Manifest | 42dfdd357981ed9ef32d1de780c60864f2aaff870ceab2df146780886bbaa456 |
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 | e9Z3q1o+q3duGYZ/8Bl7L+9BehNPtuNN78tyBU2hs1/CGp5tNgy+R/vdYJcAUBgWu6UcBe4nPsg8+6S4H1iaAg== |
| 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
| 2026-09-17T10:31:34.693741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067387observed 0908e7bcf38773ebaab27ce5257e4104...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:31:34.675911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067387/manifest.jsonobserved 42dfdd357981ed9ef32d1de780c60864...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:34.656402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067387/publication.mdobserved f600017ddb7f944608e17370410b27fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:34.639438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067387/publication.txtobserved c456a995b59ad825525e9e36fc121cc9...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. |
|---|