OT-2026-000069948
Publication integrity record
Single bellows cup vacuum gripper, pump fed, vented 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-2026-000069948) never changes.
Identity and time
| Publication number | OT-2026-000069948 · never reused |
|---|---|
| Internal UUID | 01a0ae91-1860-75e4-a329-9111f10356fd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:19.726120Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069948 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ad0969be3c6fca40a1d4a024dc2d1abd1eb710d0f2f6dadb1d28218432ddece |
|---|---|
| Markdown | 5365a20316fc132cc256c60452fed6463cc0fae59e0fbef22ec481bd29ffc547 |
| Publication page | 6c82f388be4b0bdbd144ae1308b04d985d5c1cc6e82ba33198e136d6e250331e |
| Manifest | 4b9a8f2f6d222609cc45889add1c3f13275128e9485b6a914a5028a1c4967246 |
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 | Jcr1FN822A1w4ydRwL6bPCimO/JYsV30dIZgW2f7NPqqyYxShxElyfeSij83h4byMz5X79o2dFOMG3PA5SGeBg== |
| 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
| 2026-09-17T10:26:30.336185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069948observed 6c82f388be4b0bdbd144ae1308b04d98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:26:30.317961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069948/manifest.jsonobserved 4b9a8f2f6d222609cc45889add1c3f13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:30.299327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069948/publication.mdobserved 5365a20316fc132cc256c60452fed646...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:26:30.235693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069948/publication.txtobserved 4ad0969be3c6fca40a1d4a024dc2d1ab...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. |
|---|