OT-2026-000057934
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000057934) never changes.
Identity and time
| Publication number | OT-2026-000057934 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7772-a81c-f33b8b5a1faf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057934 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d5638f755b42a065a172a15fd209dfe62b57dd452536eb8790b5c2c92da912f |
|---|---|
| Markdown | 2c99360539f73da1c1ec8577b20dcbe16d3d44c511033eb710b1ee91285fae81 |
| Publication page | df70f5fafdbbf4569530ec86f9e476297f283388526c7c04eb5cb6e3a6036b4a |
| Manifest | b86ca5dad8faad63bc25edd497ca3a7e6c37f164599d06ce023add15c1f5866e |
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 | 1r9jtOWrGrHiiYhAlOduqs2WuRSoVIgiSunMYZeiSEehFUxLBjrlQwfheIWu7GqQ7TEvb5c6MaISdOlHcYDADg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:32.966313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057934observed df70f5fafdbbf4569530ec86f9e47629...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:32.947924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057934/manifest.jsonobserved b86ca5dad8faad63bc25edd497ca3a7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:32.929491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057934/publication.mdobserved 2c99360539f73da1c1ec8577b20dcbe1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:32.912528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057934/publication.txtobserved 4d5638f755b42a065a172a15fd209dfe...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. |
|---|