OT-2026-000043710
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, sustained 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-2026-000043710) never changes.
Identity and time
| Publication number | OT-2026-000043710 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d1-734f-a255-dc254fec2f9b · 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-2026-000043710 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c55c5212c0e03032d28b8368e5bb354655b8664f5ea8f986059bdc8063dd894 |
|---|---|
| Markdown | e0be192884078e0c22898bfa44785ce3f36e6d190e4743e4b50081e9ccb491e5 |
| Publication page | f435abe6a3dd5fcab6df2bfff1451c1f85cd25fec00d78d713640e7c4de7286b |
| Manifest | 54aa30b2ae8cd81cafc29c0be36a7b56b4ff903441f65d4ef175c0bf22315fb7 |
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 | WIYBRW+j6ja8zhG9y9bRrjTXG3i/ZbKPHMacMKi3Jh4KIlsHEdScgbXnl81aCN0RcrHia0ReETRVuuamn6eQAw== |
| 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
| 2026-09-17T11:13:12.524282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043710observed f435abe6a3dd5fcab6df2bfff1451c1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:12.505820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043710/manifest.jsonobserved 54aa30b2ae8cd81cafc29c0be36a7b56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:12.485968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043710/publication.mdobserved e0be192884078e0c22898bfa44785ce3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:12.467360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043710/publication.txtobserved 4c55c5212c0e03032d28b8368e5bb354...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. |
|---|