OT-2026-000057297
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000057297) never changes.
Identity and time
| Publication number | OT-2026-000057297 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bc-71e3-ad7c-323ffe4c12cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057297 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a575d4afb34fde9481722950672c7c7b899a433ca53cec412773bf709d6c4df |
|---|---|
| Markdown | 8d5a17928f4d0803080001229dc4493faaa8716de68bb1fc36b90c38011b632c |
| Publication page | 2ce49275b5650b88be4959e9edfbba5270d8f700fad5c75e60e186dc133a6290 |
| Manifest | 2e7a124199cc31fa2008c197c6366b198e7fb760dca41cc55d34867d90895aa2 |
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 | +ujhLhNp1rIrlGlPDneW3IhJWyOn8+aeYNOkDSqG2NauVbkhYXdRlSonMUPB7FHVUUTC+Su3ZxbKIb5LpZNXCQ== |
| 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
| 2026-09-17T10:50:24.011467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057297observed 2ce49275b5650b88be4959e9edfbba52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:23.995423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057297/manifest.jsonobserved 2e7a124199cc31fa2008c197c6366b19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:23.977787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057297/publication.mdobserved 8d5a17928f4d0803080001229dc4493f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:23.959133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057297/publication.txtobserved 9a575d4afb34fde9481722950672c7c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:33.347120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057297observed 2ce49275b5650b88be4959e9edfbba52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:33.329892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057297/manifest.jsonobserved 2e7a124199cc31fa2008c197c6366b19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:33.312482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057297/publication.mdobserved 8d5a17928f4d0803080001229dc4493f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:33.294155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057297/publication.txtobserved 9a575d4afb34fde9481722950672c7c7...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. |
|---|