OT-2026-000019139
Publication integrity record
Foam pad vacuum gripper, two zone face, single stage ejector, 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-2026-000019139) never changes.
Identity and time
| Publication number | OT-2026-000019139 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-71e4-bd04-a28c026723f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019139 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a61b09613fc8446c8fa3f240927e3a57f78457eeb778feca5480c917b8fdda5 |
|---|---|
| Markdown | 78c5305b0b819fae29fac43d33678a5a50092084c9a2ebf8169e375974d62eb1 |
| Publication page | 466cc9ac9410cff71bef719e63de18f70a8de2ff2a2acd6e0d2600c3dd211219 |
| Manifest | 61ba52501f0c7f7c3a456d5a30926ff682150efdd60427b971eb7f16d19e061b |
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 | 8IQyk5+giWejpHeMHK3CIA0oXyHs5UeDoRKIlZ6/eapwEGRn3ynX1xliRjJh9Or5gfELcz+fl70wN8cEPndeDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:26.847602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019139observed 466cc9ac9410cff71bef719e63de18f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:26.831010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019139/manifest.jsonobserved 61ba52501f0c7f7c3a456d5a30926ff6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:26.813598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019139/publication.mdobserved 78c5305b0b819fae29fac43d33678a5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:26.795225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019139/publication.txtobserved 3a61b09613fc8446c8fa3f240927e3a5...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. |
|---|