OT-2026-000043659
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000043659) never changes.
Identity and time
| Publication number | OT-2026-000043659 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d0-7145-a9a1-c5ef54fdf77f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043659 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c72091397073b7c4a85edbdb68b660eff873a003ace291390f5b652107a08de |
|---|---|
| Markdown | 1d7f6d8c2f91cbed9bcc950b9ae75d32e0058a35568e7216840e5237a861744a |
| Publication page | 1ff5dab4c2533de199dda7a813347b6cede75c617b4226f59763ca6d7a25790a |
| Manifest | 11be65a423590a6cb063ff0089dd2ddf9b2975c77384e3f748e62945e7dad28b |
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 | RiibkyVjj1bVmc9ZSyXhI/psvoNN+4SJ9cr/tgKXTxl3aVuTQ2Gn1z8a7T6QiB4IIFatykhFzk9ZpIANaYedCQ== |
| 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
| 2026-09-17T11:13:08.560559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043659observed 1ff5dab4c2533de199dda7a813347b6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:08.541536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043659/manifest.jsonobserved 11be65a423590a6cb063ff0089dd2ddf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:08.522302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043659/publication.mdobserved 1d7f6d8c2f91cbed9bcc950b9ae75d32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:08.502239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043659/publication.txtobserved 6c72091397073b7c4a85edbdb68b660e...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. |
|---|