OT-2026-000021494
Publication integrity record
Foam pad vacuum gripper, pump fed, sustained blow-off before set-down
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-2026-000021494) never changes.
Identity and time
| Publication number | OT-2026-000021494 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7c6b-b5dc-82f2f1c6f264 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021494 |
| Status | PUBLIC |
Content hashes
| Canonical text | 68b9b3c6765a5ff5af7bffc497719e3fe489f5b9d88d37fe25f5c441bc3a0ef8 |
|---|---|
| Markdown | b109c831ac4fa547d6e8296da655a090633f7ea4f1d31205ef4caa193f58192b |
| Publication page | 8d349a74dd7fedfb189b2245589db3049ac1635c159ba1eed38d72f984f64b04 |
| Manifest | db495f812db678a83ad7a705e94c836cad3302293b93c5a12c1191b4b3e93370 |
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 | 5IdxNJVGokHZxLPKjIMqq+dZKqWcGdxHF04y781Na4o/PUaVfSPXoeIcQMw4UpYuW6/rFIpj36TmhZv6qX+GDA== |
| 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
| 2026-09-17T11:55:24.543479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021494observed 8d349a74dd7fedfb189b2245589db304...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:24.522881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021494/manifest.jsonobserved db495f812db678a83ad7a705e94c836c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:24.503831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021494/publication.mdobserved b109c831ac4fa547d6e8296da655a090...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:24.484494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021494/publication.txtobserved 68b9b3c6765a5ff5af7bffc497719e3f...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. |
|---|