OT-2026-000081100
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000081100) never changes.
Identity and time
| Publication number | OT-2026-000081100 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b977-7ba5-8ecb-cf3ef3801896 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081100 |
| Status | PUBLIC |
Content hashes
| Canonical text | 54bbdfb218a9565c4f5a6aa9fb7654076e7249e363596e115950b05c94c7cc70 |
|---|---|
| Markdown | eae2212b24cf286aa8bf9a5715cfd7301d9f74578884782af1daceb91a447e67 |
| Publication page | 216793dcf9e9082e81bea1b9a8bb8ffe43fba9d13971272ac65f92b637fefd17 |
| Manifest | 7f2a0fba83da69540168095953965bdd56d3ef1a3759da361ebbe1b51dfb8875 |
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 | IQMRnXO+GSnEuR1mNuD08oVirY3ME7Y1eZ2HOA4hl57o0PZfY3kUVsQb+caTN2066Ntfwpxe8q/5ceDrBnQNBg== |
| 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
| 2026-09-17T10:02:24.369549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081100observed 216793dcf9e9082e81bea1b9a8bb8ffe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:24.351882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081100/manifest.jsonobserved 7f2a0fba83da69540168095953965bdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:24.334476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081100/publication.mdobserved eae2212b24cf286aa8bf9a5715cfd730...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:24.317946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081100/publication.txtobserved 54bbdfb218a9565c4f5a6aa9fb765407...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. |
|---|