OT-2026-000042403
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three 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-2026-000042403) never changes.
Identity and time
| Publication number | OT-2026-000042403 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d75-7520-8abc-a53477006944 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042403 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e0c877cddc99a55e42808fc7b589c31c2abd7c9992b084dd90c1601174da78a |
|---|---|
| Markdown | cf70e71c18066d63bd7330b1d5369702b93f61f4056492c280642d12c236edb4 |
| Publication page | 60093e86f07d59e2805d85c9fde0263eac774667b0a6df0a4c96f639284ca057 |
| Manifest | 7489f4791919c45fd127d8f6119ab1b83f6201b7f64697740cc0b33285d79b04 |
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 | 8MkzfemxTv5tqT27Hl0nucWPw7wcm3nkwOWtxjn/n0UfGmbjCf+jIXQcWeqDg78N+y6vqts3rcUtKtoxEwJ4Dw== |
| 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
| 2026-09-17T11:16:11.927428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042403observed 60093e86f07d59e2805d85c9fde0263e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:11.908726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042403/manifest.jsonobserved 7489f4791919c45fd127d8f6119ab1b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:11.890411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042403/publication.mdobserved cf70e71c18066d63bd7330b1d5369702...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:11.873426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042403/publication.txtobserved 7e0c877cddc99a55e42808fc7b589c31...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. |
|---|