OT-2026-000042019
Publication integrity record
Foam pad vacuum gripper, two 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-2026-000042019) never changes.
Identity and time
| Publication number | OT-2026-000042019 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d70-7d80-8d6e-04ab00cc26bf · 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-2026-000042019 |
| Status | PUBLIC |
Content hashes
| Canonical text | efa94818dc050e689d73986ff61cc8d859bebbdf4c9015b1aaaca5fc8f454968 |
|---|---|
| Markdown | 317f07699206502601e24cea8ff28e75758b16ccd8e7810f0236ded3cb4f2eed |
| Publication page | b5e1dfb6c25f4501f2a3dd39abc87cfc3f0ccae58cccc0248c4b91d3aa3aed5e |
| Manifest | 44969d29d349021d95020c43a3281e4913dff5e1d64a6966dc8a82ab04218560 |
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 | JKk8baKZkgeUEwwHTH04T8b+aYh2uaroSphfyqgl4ntcllLDx1ZXVriIfExVW1dFIqfau+kqg4+wV7eWHVLfDw== |
| 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
| 2026-09-17T11:15:31.366350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042019observed b5e1dfb6c25f4501f2a3dd39abc87cfc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:31.348868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042019/manifest.jsonobserved 44969d29d349021d95020c43a3281e49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:31.329624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042019/publication.mdobserved 317f07699206502601e24cea8ff28e75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:31.308161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042019/publication.txtobserved efa94818dc050e689d73986ff61cc8d8...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. |
|---|