OT-2026-000077030
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, vented after 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-2026-000077030) never changes.
Identity and time
| Publication number | OT-2026-000077030 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-75ed-83c5-5924066b065f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077030 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab94ec392c47abb377ca0945546256029a30bd2f945154b0f4542af88976e045 |
|---|---|
| Markdown | 6ed32895d654dbbc01abe7dbacd2fe60e5849b98f30bf9cd65479e1637501f7b |
| Publication page | 34af27583d43cb27148f2da35999bf3e807745327461d5ff7e6380e87144b133 |
| Manifest | b44c834d9375838ae4ed7aef5f02a06e56adc604d54dddc4ca82d21a97ef6efc |
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 | hHCQXbeiB3seCGXjTZrZswAk4kj2PEKPkqRRtdANNgmXv+09BHDUHgAjLWlhub6iRXsh7EhFjMmkYRuL0/NYDA== |
| 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
| 2026-09-17T10:10:26.944238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077030observed 34af27583d43cb27148f2da35999bf3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:26.799268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077030/manifest.jsonobserved b44c834d9375838ae4ed7aef5f02a06e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:26.779546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077030/publication.mdobserved 6ed32895d654dbbc01abe7dbacd2fe60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:26.761434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077030/publication.txtobserved ab94ec392c47abb377ca094554625602...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. |
|---|