OT-2026-000038504
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000038504) never changes.
Identity and time
| Publication number | OT-2026-000038504 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d53-7d03-af94-e670dbed42f7 · 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-2026-000038504 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3335d32dbaf0f7fd3344929daf386152289bda0972201b1a56de5a44aed630bc |
|---|---|
| Markdown | 4d4b8e9c1b290df400e0c7c8c6c2737aed06e4ebea50000193dfdc4352cf7e6e |
| Publication page | 988f8301251367743c8738be021e3a5e25d2146d42949783086a7cc24b855f9e |
| Manifest | cc75231c33441082ea87c94ab9a760350b4575128118a84351715d9d0a2f8b8d |
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 | wfV5oWbMP+oRpoLEzWFEhfnddpExnLERUs6rKjj5sQ3I1DhAcdj39j3wGKJbBSnqtsXqZ/wd4z8NGt+MnW+NCw== |
| 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
| 2026-09-17T08:41:24.543022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038504observed 988f8301251367743c8738be021e3a5e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:41:24.238141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038504/manifest.jsonobserved cc75231c33441082ea87c94ab9a76035...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:41:23.794572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038504/publication.mdobserved 4d4b8e9c1b290df400e0c7c8c6c2737a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:41:23.249565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038504/publication.txtobserved 3335d32dbaf0f7fd3344929daf386152...fetched by grabo-systems from 34.44.131.203, 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. |
|---|