OT-2026-000004170
Publication integrity record
Bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure verified
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-2026-000004170) never changes.
Identity and time
| Publication number | OT-2026-000004170 · never reused |
|---|---|
| Internal UUID | 01a0a90f-dcd0-7623-ad9b-606683fd3940 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:13:04.211390Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004170 |
| Status | PUBLIC |
Content hashes
| Canonical text | bace89bd8765a73567487eba21f1e063d53694e51fdc49d925154461f8ac9079 |
|---|---|
| Markdown | e605cc9319fe1d7938cda527a1ea54ac3aa0d7e67fd8b2719ac8308878be2611 |
| Publication page | 3c900f2d92fe026214cc9e7a02ad0d23adf143e46e7ef12cfc17a7cec82300d3 |
| Manifest | bc767d9e7216b293e368ec7be66303bab2456bf4bd587beed0d805596aadb4f9 |
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 | W3wUUArqhm3CAhRR375wNs/2axawvM8MM7t1/8OAQLDSYz+Kp57GvRSTuyUen62X3Sp8vGd6YrK5E0tZJrumBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:28.455889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004170observed 3c900f2d92fe026214cc9e7a02ad0d23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:28.441982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004170/manifest.jsonobserved bc767d9e7216b293e368ec7be66303ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:28.428470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004170/publication.mdobserved e605cc9319fe1d7938cda527a1ea54ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:28.414371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004170/publication.txtobserved bace89bd8765a73567487eba21f1e063...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. |
|---|