OT-2026-000015254
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line 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-2026-000015254) never changes.
Identity and time
| Publication number | OT-2026-000015254 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7c69-b59c-5681ec6ced87 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015254 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5390fa2f773014a70200ee6bce7f1bfb53a0a6921fe89386bc28afe82c3c79e3 |
|---|---|
| Markdown | 3abeedb77bbf19a3334ccad377ed9c1d1e8171dc2b681dcdc4d3f67959e62438 |
| Publication page | e090cd61ef4f96e275a5c3198f5ea735957a8f0c4b63b6d0d3e33e24a0fd9c70 |
| Manifest | da51a664472fca4c5362c1dbc4dda977b6c92a11b736c38e92396c5e8a3d57f5 |
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 | qw2exz4JEcenCovJ6jXi7DRr4Le2jO3JFNsRmHNIUZfzqpQfF2xFnBYv/D7SU4fGhrx5eEVCMEgHoLkn3aoyBg== |
| 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
| 2026-09-17T12:05:55.456146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015254observed e090cd61ef4f96e275a5c3198f5ea735...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:55.434985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015254/manifest.jsonobserved da51a664472fca4c5362c1dbc4dda977...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:55.414201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015254/publication.mdobserved 3abeedb77bbf19a3334ccad377ed9c1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:55.394012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015254/publication.txtobserved 5390fa2f773014a70200ee6bce7f1bfb...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. |
|---|