OT-2026-000004764
Publication integrity record
Porous face vacuum gripper, four zone face, four outlet manifold, three stage ejector
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-2026-000004764) never changes.
Identity and time
| Publication number | OT-2026-000004764 · never reused |
|---|---|
| Internal UUID | 01a0a922-9d48-7f4a-8c29-581e1e63544f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:33:33.131572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004764 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f531d76df7242dd6d705991f2692939953fd6df24732ef505442f2ada87f0af |
|---|---|
| Markdown | 71838839b3dbf562c4561c33997f854f0f281497defdcc9137e0ce70345ce6d2 |
| Publication page | f452f5f074782d5c4b6f4362e2562c85959f19e0c1188f7010030dc9b1645c9f |
| Manifest | eb20f6ffe2c5f6ee87600e163eaf8e407aa9329beb29bc4825d865da683acbca |
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 | ChA76PMx4YXjy7fBfBI7oaZUjZt3/gttxqjkvUseuw+pcEfZ8oNKWWq2OvoqmWu0ajykxRIV2d1XVoV5VINMCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:21.484091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004764observed f452f5f074782d5c4b6f4362e2562c85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:21.471954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004764/manifest.jsonobserved eb20f6ffe2c5f6ee87600e163eaf8e40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:21.455125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004764/publication.mdobserved 71838839b3dbf562c4561c33997f854f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:21.439598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004764/publication.txtobserved 7f531d76df7242dd6d705991f2692939...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. |
|---|