OT-2026-000075423
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000075423) never changes.
Identity and time
| Publication number | OT-2026-000075423 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f201-70dd-9af5-2c1a0f70e19b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075423 |
| Status | PUBLIC |
Content hashes
| Canonical text | efdc2a6ed824f2e60d95276bd8a4d77da3c6081b6154f6ea2b67ff237ff5ffcf |
|---|---|
| Markdown | 91fc8f4677b3d32cb0100ad03230f20a5dc6de50b2cc12d135c87299329b3f3e |
| Publication page | 6982c9914a8ee345f2f38d7ac1b8e43b9f996435ac0754cfbf299e5fd9acebb8 |
| Manifest | 1e7d0a8412c265e465253eb68967de6c154ac5018947c934e7f363d0e7450d57 |
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 | kCsKVQwUgH8lammXu2pL8frbG7AmBaobWnaydq7FMy4pcqnwbHMbUfzDMjkgY+gvxCnGnekokYyfxWqenVBdBA== |
| 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
| 2026-09-17T10:17:35.222484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075423observed 6982c9914a8ee345f2f38d7ac1b8e43b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:35.203304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075423/manifest.jsonobserved 1e7d0a8412c265e465253eb68967de6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:35.058945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075423/publication.mdobserved 91fc8f4677b3d32cb0100ad03230f20a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:35.013941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075423/publication.txtobserved efdc2a6ed824f2e60d95276bd8a4d77d...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. |
|---|