OT-2026-000077469
Publication integrity record
Foam pad 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-2026-000077469) never changes.
Identity and time
| Publication number | OT-2026-000077469 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f50a-7088-82f4-2f2c7a6284d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077469 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7318c9d0e53a92a4742cea0bb5f8707ccc7ea27b96bfa8290af9df7d1a640c5b |
|---|---|
| Markdown | 613483ac5888ef6c3893c4729b0d46140ddf98bbe2f91936ea8e4a4081007163 |
| Publication page | 884b0510bb0e5fce41df2b9516c9de68ae7d801f269920e505b08dc80a96dfeb |
| Manifest | 77484fed39c62ee2cad92d4b24d6bcc9d284f4280bcbd7fc4f640a4341b2ed3e |
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 | x2aomofjnM3lx6RQg9CGcQu95SMv33qnYRtN5I9AxvwUO9geO3v3rLuuETuV9yOPXKc/ibDqucJJao297U7CDw== |
| 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
| 2026-09-17T10:09:09.460331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077469observed 884b0510bb0e5fce41df2b9516c9de68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:09.440920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077469/manifest.jsonobserved 77484fed39c62ee2cad92d4b24d6bcc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:09.420841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077469/publication.mdobserved 613483ac5888ef6c3893c4729b0d4614...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:09.402857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077469/publication.txtobserved 7318c9d0e53a92a4742cea0bb5f8707c...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. |
|---|