OT-2026-000004714
Publication integrity record
Bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed
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-2026-000004714) never changes.
Identity and time
| Publication number | OT-2026-000004714 · never reused |
|---|---|
| Internal UUID | 01a0a921-0276-7d1b-b128-1a7ea8e8c359 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:31:47.961400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004714 |
| Status | PUBLIC |
Content hashes
| Canonical text | ffd1611f6e41a611dedb03844d5cf6e64694426b7c48d67be5eed5643704c1dd |
|---|---|
| Markdown | 8f9b7c073f6d01cddff68707adeb838eaedc80f3a23572f2dba2eca472bfe13b |
| Publication page | 97a8715372c8c8d5f1ce30a37781b1d40256a6664ba49c949c71998462ebeabc |
| Manifest | 79086723a6d80f2107b54dbdc5607110fde56f52ca9870f3a5ffcbbbfa50a66a |
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 | nq8SvtPbedvpzbxCCMOVnbq1nn/3Eq1nTmokkQ6vmK0rAuY3DpMK4FU6ovz3Sla8Dve767UjZ4KZRxQ9F+WNCg== |
| 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
| 2026-09-16T07:40:26.710498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004714observed 97a8715372c8c8d5f1ce30a37781b1d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:26.697486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004714/manifest.jsonobserved 79086723a6d80f2107b54dbdc5607110...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:26.685156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004714/publication.mdobserved 8f9b7c073f6d01cddff68707adeb838e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:26.671964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004714/publication.txtobserved ffd1611f6e41a611dedb03844d5cf6e6...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. |
|---|