OT-2026-000053354
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000053354) never changes.
Identity and time
| Publication number | OT-2026-000053354 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a16-729d-881e-7151c540658d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053354 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71defafcc8181e324463dc5f2e22f76ba3831b2478284d88224ba06ee9490439 |
|---|---|
| Markdown | 2f34c31124d88ccadbcf53fb6ecf4835db8527ec35a47a22a47a0c90ac6b2215 |
| Publication page | 3e5a717e79796bdd7a993a513fd4f4ac9ca67531e1d7e0a3ea2a8fd62b54d820 |
| Manifest | 78b82a8c3739fb63bd98f18111fb52b972ca21c7865ec6a728c58c0a60db4cd8 |
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 | blw7gqhFlSlhoG/SClyYtwuNkQYkc8Ra3TgSIADmcClkxby+3VGU+7GZ0ZmBRgan6Cx5sOAy4f7EFZOn7yn3BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:03.973306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053354observed 3e5a717e79796bdd7a993a513fd4f4ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:03.953821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053354/manifest.jsonobserved 78b82a8c3739fb63bd98f18111fb52b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:03.933034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053354/publication.mdobserved 2f34c31124d88ccadbcf53fb6ecf4835...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:03.912315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053354/publication.txtobserved 71defafcc8181e324463dc5f2e22f76b...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. |
|---|