OT-2026-000029868
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained 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-2026-000029868) never changes.
Identity and time
| Publication number | OT-2026-000029868 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac47-7ca7-83b4-410a3dee9c5a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029868 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff301c34424c42abfa07e4dde5027550ca926341ff81586ef22a963b6d30c7fa |
|---|---|
| Markdown | 2b5f1737b70a766263c82f6435b88d4f984a807ef183d066a9183377f7be5f21 |
| Publication page | 08fa06ff3ccf7fb53281e6e41c8284fae69d63c5ae5773d90387ab3ad8c3af61 |
| Manifest | 04c92dbd1e9ffc1ea39ee2c5bec0f020c909b8c86d572efd0be51b1b96dec045 |
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 | t92icnUWQl6DRUvY1KbH7TOF99W5MO6swCUBh0rwx7bbq2NBq6aMkoviyd0YVpfK0hh3Q8xzPnuMUitv099pAw== |
| 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
| 2026-09-17T11:38:33.808745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029868observed 08fa06ff3ccf7fb53281e6e41c8284fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:33.793097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029868/manifest.jsonobserved 04c92dbd1e9ffc1ea39ee2c5bec0f020...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:33.776244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029868/publication.mdobserved 2b5f1737b70a766263c82f6435b88d4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:33.758227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029868/publication.txtobserved ff301c34424c42abfa07e4dde5027550...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. |
|---|