OT-2026-000022543
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000022543) never changes.
Identity and time
| Publication number | OT-2026-000022543 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fe-795a-ad79-d67a0d19073a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022543 |
| Status | PUBLIC |
Content hashes
| Canonical text | 424087587ab62cab4e5a05f1a1adba4890491f919e73565a353c80787c626cd7 |
|---|---|
| Markdown | 57c724457aab2999f949cb7accb66cddf8ecb35a312f0d54f99377d082643952 |
| Publication page | 917db2e45609eea8869de2305da439686afc452793216db14fafb847abd7484c |
| Manifest | 2402b27c91b58c071e42e89f4dc2419b37afcc36d0d77eab9c1214a0920bbea4 |
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 | HvONRuj2MLMFK2DqaisPX5h6lXH1+TJ17BXedWlOTI8212H8B+idwuqeRWHv1dG2ees9RWrNpGixUUCzXcRhAg== |
| 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
| 2026-09-17T11:53:58.681482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022543observed 917db2e45609eea8869de2305da43968...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:58.663898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022543/manifest.jsonobserved 2402b27c91b58c071e42e89f4dc2419b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:58.645039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022543/publication.mdobserved 57c724457aab2999f949cb7accb66cdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:58.627889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022543/publication.txtobserved 424087587ab62cab4e5a05f1a1adba48...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. |
|---|