OT-2026-000068489
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three 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-2026-000068489) never changes.
Identity and time
| Publication number | OT-2026-000068489 · never reused |
|---|---|
| Internal UUID | 01a0ae90-2481-725e-9b8d-0893612b97a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068489 |
| Status | PUBLIC |
Content hashes
| Canonical text | ebfb0a4698589253d76f27511fadd606617f45bd78c77d4e3a424a83f1a779e4 |
|---|---|
| Markdown | bb70524c5d64014bfee46c5747ddd77d50b04aa8614bee3225d003962908b59d |
| Publication page | 470c9e0c39a6ef9c7b665eb3f1ddb2240c6c481f86db4723ba2dbcf46486d873 |
| Manifest | e9dad35f1c8745c0216041e79da67de29524dbd6b0fdf57447f779c02b5dbcdf |
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 | Vr3LE7eQN7WzaB1sJrqRHlAr4aWhCbyGpxl7UGOk6J3WXswrSbBIzsCekAiHC9KPNur0QWH3Bqp+jAm2OCo8BQ== |
| 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
| 2026-09-17T10:29:38.659828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068489observed 470c9e0c39a6ef9c7b665eb3f1ddb224...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:38.641481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068489/manifest.jsonobserved e9dad35f1c8745c0216041e79da67de2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:38.623509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068489/publication.mdobserved bb70524c5d64014bfee46c5747ddd77d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:38.604986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068489/publication.txtobserved ebfb0a4698589253d76f27511fadd606...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. |
|---|