OT-2026-000019135
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-2026-000019135) never changes.
Identity and time
| Publication number | OT-2026-000019135 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-7b27-b541-3a18fc37dd1d · 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-2026-000019135 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80e1181cf16ae9a850431e9a2eec2759a1aef83d660dcd791f242c5987d83e36 |
|---|---|
| Markdown | 86439067a82d3415b2cff8fee29db519bb0c6f33d1c25ef56d0ff865be76490b |
| Publication page | d1e469021caf69cfc3bbc323ae7aaeec62ef13b88fe66309df4e4e5d2a78330d |
| Manifest | a816e478514a94031d2651f17441ea4bf877c931dad95522716508580c24d7cd |
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 | WdNmFGCJpHJox3K1NRhYN3DFDevcBgJ7sDLeKvbdEgpLgSoU6WonFNfnOTpXyTlKmLIadxef/2QYbF5+NWMsAA== |
| 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
| 2026-09-17T11:58:26.234855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019135observed d1e469021caf69cfc3bbc323ae7aaeec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:26.216037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019135/manifest.jsonobserved a816e478514a94031d2651f17441ea4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:26.198127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019135/publication.mdobserved 86439067a82d3415b2cff8fee29db519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:26.179234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019135/publication.txtobserved 80e1181cf16ae9a850431e9a2eec2759...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. |
|---|