OT-2026-000069521
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six 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-2026-000069521) never changes.
Identity and time
| Publication number | OT-2026-000069521 · never reused |
|---|---|
| Internal UUID | 01a0ae90-b52b-7ee2-80f5-fba3dde40d04 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:54.310022Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 61b7be5168856a40cb45cf9d221936182c17d446b31db51984074eea1ae7e69f |
|---|---|
| Markdown | 837638f5013dbfd45868cb13db4c88bb96eca0aff828f6f9d5702d5856733dda |
| Publication page | 7642484ba51fc6609d4f3c46643ab7df0a7f2d06f0f369338c70097a06a24380 |
| Manifest | cf6c53648a7f3563908e6518d3ed9015017445376fe09ec2a3a6ba7151454b60 |
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 | IKK5286+VqDBD2tuyWgfVGAooP1khDe2tYBQoYVdo34fBQusFpxj6TKcvMSg2Ul7pqKJmCRs89oocwS8I6U9Dg== |
| 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
| 2026-09-17T10:30:36.786093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069521observed 7642484ba51fc6609d4f3c46643ab7df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:36.770964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069521/manifest.jsonobserved cf6c53648a7f3563908e6518d3ed9015...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:36.753947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069521/publication.mdobserved 837638f5013dbfd45868cb13db4c88bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:36.738450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069521/publication.txtobserved 61b7be5168856a40cb45cf9d22193618...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:09.889676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069521observed 7642484ba51fc6609d4f3c46643ab7df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:09.871403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069521/manifest.jsonobserved cf6c53648a7f3563908e6518d3ed9015...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:09.853413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069521/publication.mdobserved 837638f5013dbfd45868cb13db4c88bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:09.834614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069521/publication.txtobserved 61b7be5168856a40cb45cf9d22193618...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. |
|---|