OT-2026-000056128
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000056128) never changes.
Identity and time
| Publication number | OT-2026-000056128 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7cfd-b9af-3f563d5fe497 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056128 |
| Status | PUBLIC |
Content hashes
| Canonical text | 544a1af9f7da6435549a53490723c350b44d64be26182e0ddcc84dc0a2231039 |
|---|---|
| Markdown | 92131c07841c3efde817d71a5b1031ee17f58dd364a9a2daa851fb8eb4bca6bf |
| Publication page | 9e868899a596dc2e2d49764cf7cec2434d4411ffa63261b45ad28f62eca4b61d |
| Manifest | 1d331718a19b913fcadbb3efdc50b185d6ffd095b5a0b798712c6f61fd31c00c |
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 | JfWfq6KwPqEganZeCBDek7+HErd/0RirE2tb0XaorerH3D10cLegLYtLf2qexRXD1AQXMJkYRXH7vvO/sGGXAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:40.520132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056128observed 9e868899a596dc2e2d49764cf7cec243...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:40.502094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056128/manifest.jsonobserved 1d331718a19b913fcadbb3efdc50b185...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:40.483126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056128/publication.mdobserved 92131c07841c3efde817d71a5b1031ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:40.463829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056128/publication.txtobserved 544a1af9f7da6435549a53490723c350...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. |
|---|