OT-2026-000038453
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000038453) never changes.
Identity and time
| Publication number | OT-2026-000038453 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d53-7294-93dc-3bc75ed47546 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038453 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67b46168b5822feb6d564e5c5c405c4fb9a416b656ba19fea6a06f66f4a7a7a5 |
|---|---|
| Markdown | 3ed31f4f12fa8bd9ad4d992a7f50d068f71ef29987177d3ae3292917e12d6a2c |
| Publication page | eefd192fe91543f142d24ee51ba17e6a879e11e6a7b29b2fb6dc5125f026f625 |
| Manifest | b52e43bb07bcde4a0d8ee17487c887e53b95c31a6f6dc037e87759ea652146e9 |
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 | e+8OInwIsWxeS3UIWiHnD5FTDuCdSaYo9PnCRFWQkeglHse8ZWvNKgaGtAlrTZ1nmCBsz+HSTzC/sEUE/5HADQ== |
| 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
| 2026-09-17T11:22:41.008523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038453observed eefd192fe91543f142d24ee51ba17e6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:40.990365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038453/manifest.jsonobserved b52e43bb07bcde4a0d8ee17487c887e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:40.973403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038453/publication.mdobserved 3ed31f4f12fa8bd9ad4d992a7f50d068...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:40.954930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038453/publication.txtobserved 67b46168b5822feb6d564e5c5c405c4f...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. |
|---|