OT-2026-000005387
Publication integrity record
Vacuum cup gripper, four zone face, plant vacuum fed, contact triggered, polyurethane cups, oval form
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-2026-000005387) never changes.
Identity and time
| Publication number | OT-2026-000005387 · never reused |
|---|---|
| Internal UUID | 01a0a937-6d70-782a-bb4b-2279eeb88f9d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:56:17.139254Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005387 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50024f629a1c929bf36eea7aa715c27a630746f4f50ccde93ecd96994f461907 |
|---|---|
| Markdown | 2e59d80b15f8984892764b276728fc215fc3a2009bfabd45250e8bea41064231 |
| Publication page | 75d219561823d9c4d65c7d7cf1924c537c95c678b4dec77b9f26f420838f2bba |
| Manifest | a7ffeb7dbbc352092e5d2be0ad24ae587f287475d04d80ecf0d6af20e78a29b5 |
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 | Rio/YjrX7YKT32RAmNHFuRFAm0+vVWx/eMOhYeRjJDyruU3rdbHWB7rK6Xt0HRgqfSPmSAgpOynavVB5mwjaCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:15.409738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005387observed 75d219561823d9c4d65c7d7cf1924c53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:15.395621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005387/manifest.jsonobserved a7ffeb7dbbc352092e5d2be0ad24ae58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:15.380754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005387/publication.mdobserved 2e59d80b15f8984892764b276728fc21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:15.246604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005387/publication.txtobserved 50024f629a1c929bf36eea7aa715c27a...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. |
|---|