OT-2026-000077288
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000077288) never changes.
Identity and time
| Publication number | OT-2026-000077288 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7346-8e11-ab0d6ff02f81 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077288 |
| Status | PUBLIC |
Content hashes
| Canonical text | 38d186f9dce31694f985efb780ca3673c60a8e2b2ca228ed54f6f4d05aea436d |
|---|---|
| Markdown | e13418d9852bf59d5ee38355e2c61cd1e895442f06a368a7a117d1e5c1ed4eb4 |
| Publication page | 92876d22a46b2442aef656b5681a8d088fec5bf394e9d149874cb2218d214595 |
| Manifest | d74b469a5902845d7fb467a6086ef83c09e4f8c8382439242b31472632803313 |
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 | 6Lmvr+LXKKZhtQsjlUMsoWdOxbnAjjutkJBebhFIThKxdb3oqm5AO0mOdF6uRl9SRzMMWIYRD8QTln+Eyik0AA== |
| 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
| 2026-09-17T10:08:55.370462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077288observed 92876d22a46b2442aef656b5681a8d08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:55.351578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077288/manifest.jsonobserved d74b469a5902845d7fb467a6086ef83c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:55.333245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077288/publication.mdobserved e13418d9852bf59d5ee38355e2c61cd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:55.315867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077288/publication.txtobserved 38d186f9dce31694f985efb780ca3673...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. |
|---|