OT-2026-000021379
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, three 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-2026-000021379) never changes.
Identity and time
| Publication number | OT-2026-000021379 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7583-a9e5-2050f3a0e5bd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021379 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba8b38ae7b6b98f2d5e723b556a3b07051e349a966ae0142b60a3faa08103e70 |
|---|---|
| Markdown | f5c1d95bff96dd459d6a927d4ba8530553bf75f2afb662d0d66a5039e29d79ae |
| Publication page | 5eaba1896eec14a1dc742f95a423858568934ce6d1d6615a624080ca1a94b449 |
| Manifest | 79f727ecf7c74cf0cddecd557fbff5f998cc69c1baab16eaf7dd46e6e6aae0f8 |
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 | lJCAI5nYtVNWfWXW5EwDR1JpEGJHibUvrT93KqHTu0vouR75aISyPTjd4QXB2rihtchVSAVS1ljgZaH8ILI6CA== |
| 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
| 2026-09-17T11:55:15.261743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021379observed 5eaba1896eec14a1dc742f95a4238585...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:15.242510Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021379/manifest.jsonobserved 79f727ecf7c74cf0cddecd557fbff5f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:15.222954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021379/publication.mdobserved f5c1d95bff96dd459d6a927d4ba85305...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:15.201751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021379/publication.txtobserved ba8b38ae7b6b98f2d5e723b556a3b070...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. |
|---|