OT-2026-000019455
Publication integrity record
Foam pad vacuum gripper, two zone face, pump fed, 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-2026-000019455) never changes.
Identity and time
| Publication number | OT-2026-000019455 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7333-850e-4e3a19be0370 · 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-2026-000019455 |
| Status | PUBLIC |
Content hashes
| Canonical text | 37ad3604285f80dc401ab866d51a9057d1ad25093e31100d5a4a325c872aa9c6 |
|---|---|
| Markdown | a90d16f44d91e2f0ef4ae1fb537a0ee0a3636544c4b69b2438bc2cec16b2bb44 |
| Publication page | 24929a587f5bff9641081048bb49d6997b742c862988ac0002b29311fb370ae7 |
| Manifest | 904e3476dcaad76b1f2ba1621a8a54b8b997a9481ad3781323aa99468e0304b5 |
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 | kWggGlQYlxYMw4FUiojcu6L2gbD625lSqoTXxm5jP64sV+/0K9y3JNZB8u3WBz8GRb/31uEwrgxOHYK4sVABBw== |
| 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
| 2026-09-17T11:58:51.445160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019455observed 24929a587f5bff9641081048bb49d699...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:51.425604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019455/manifest.jsonobserved 904e3476dcaad76b1f2ba1621a8a54b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:51.408560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019455/publication.mdobserved a90d16f44d91e2f0ef4ae1fb537a0ee0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:51.390728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019455/publication.txtobserved 37ad3604285f80dc401ab866d51a9057...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. |
|---|