OT-2026-000078281
Publication integrity record
Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off 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-2026-000078281) never changes.
Identity and time
| Publication number | OT-2026-000078281 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c27-7fd2-a180-14a22d34d13e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078281 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7bc08d47e8d4d084b9341a709a5788cea11764d2735f74de69285c32d446a23 |
|---|---|
| Markdown | 759cd1ea19c1cb67f5dd6b0cbd2b5748008f5cd826fba304f181013913bee96a |
| Publication page | 4fb0cf27f115fb9c9202ac5c071f6c97435585ad81dfd7a24f7d2de6ca72ea2b |
| Manifest | bdaa73e4d1ce30414049d6bfe7e12c8ec1c2008fb73f39c995c79684e69dc4c4 |
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 | gfw22DoDTNl+IUz/2nEZDr3FyYGWSZEgr8421ylCqQFN7t5aZAEwc9+Xyz4fdJj9uaYAN0Ihp30DDPuG9QqDAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:06:14.695577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078281observed 4fb0cf27f115fb9c9202ac5c071f6c97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:14.677109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078281/manifest.jsonobserved bdaa73e4d1ce30414049d6bfe7e12c8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:14.658138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078281/publication.mdobserved 759cd1ea19c1cb67f5dd6b0cbd2b5748...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:14.636952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078281/publication.txtobserved e7bc08d47e8d4d084b9341a709a5788c...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. |
|---|