OT-2026-000052157
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000052157) never changes.
Identity and time
| Publication number | OT-2026-000052157 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-7736-9e29-0670fd4b5d01 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052157 |
| Status | PUBLIC |
Content hashes
| Canonical text | f7a496da9d17f8d2b55a3fac05732f07650187c2814513b9f18a6ab3dd8e6447 |
|---|---|
| Markdown | a57aa0cef26de40b81cf934c5fa7c00e88c022db92fd3960a18cf390ae9da417 |
| Publication page | 2a7197e403a2071c870212a5bed951308cd5ef0964903d6ebab355f9c924c512 |
| Manifest | 78cf3ccbc913788f5a1f2d89d3fc0c8cca6cfbf4845698bd4130a773f2e52bf9 |
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 | oBRjdggo8ogM4TU1W0iv7V8En9i7YQrsW2ALOKJHF3Q14zYAq1En2/7fGh85qpm4Djmya9x4W+mgVHAUvYXvDA== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:42.739349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052157observed 2a7197e403a2071c870212a5bed95130...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:42.721211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052157/manifest.jsonobserved 78cf3ccbc913788f5a1f2d89d3fc0c8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:42.703531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052157/publication.mdobserved a57aa0cef26de40b81cf934c5fa7c00e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:42.684787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052157/publication.txtobserved f7a496da9d17f8d2b55a3fac05732f07...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. |
|---|