OT-2026-000090100
Publication integrity record
Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000090100) never changes.
Identity and time
| Publication number | OT-2026-000090100 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-7e4a-9531-738a2ddab382 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090100 |
| Status | PUBLIC |
Content hashes
| Canonical text | c274d3f0f68e525351c11400b8fb669a4064728b9d4272a5629c7f2a69a5b1cf |
|---|---|
| Markdown | 9904bc72152a006f214bb333f54610ef23ba3c959ef4483bb24ec7f5000f871b |
| Publication page | bba6578da361da9888eb2cf380a37cb4de50e0fcb48ddb948b6f5c36ade9719a |
| Manifest | 10d8496fe1b43c8a120e2bc4269bca9b280aeeaeacd46c1cc54aa0434fbeb14d |
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 | qVZ+1b2SjAeZ1eNJddmDkWIbOoF7GCkOl/ol0itw46XjWQLHD3PQj7V4Soc60ZQmbaphfnqlVrGLzsJSeYJ6DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
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Independent retrieval
| 2026-10-21T12:41:14.511914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090100observed bba6578da361da9888eb2cf380a37cb4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-21T12:41:14.462356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090100/manifest.jsonobserved 10d8496fe1b43c8a120e2bc4269bca9b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T12:41:14.390875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090100/publication.mdobserved 9904bc72152a006f214bb333f54610ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-21T12:41:14.294254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090100/publication.txtobserved c274d3f0f68e525351c11400b8fb669a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:54.878187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090100observed bba6578da361da9888eb2cf380a37cb4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:54.726847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090100/manifest.jsonobserved 10d8496fe1b43c8a120e2bc4269bca9b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:54.249093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090100/publication.mdobserved 9904bc72152a006f214bb333f54610ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T00:42:53.853389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090100/publication.txtobserved c274d3f0f68e525351c11400b8fb669a...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|