OT-2026-000011645
Publication integrity record
Single cup vacuum gripper, 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-2026-000011645) never changes.
Identity and time
| Publication number | OT-2026-000011645 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1940-77dd-86a3-4a99807b6ff3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011645 |
| Status | PUBLIC |
Content hashes
| Canonical text | c99f4dba0e3c662970e18812bc44690ef462cc4b2a8881eb8abe33338ba38846 |
|---|---|
| Markdown | b8f28a2d843ca3b0f747c7767f8c92714511ac4378f0fb8b840722cda0a62529 |
| Publication page | 55c16439e84ad78fe7e91853ac9636984a8d6baa15e0d25aaffacd97988dbb1e |
| Manifest | 7f1f777ef75976937190f4e9af00596c139b817e2b7b75a91685caa7a6f0777f |
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 | y4lqR6xFOFL/LQf0wVp2aYoGlZORcDMfOVqJAU2sHFmZuqn9OYeligzLaLxs69dpxq388Hhgc1AnYsfhbdW6Dg== |
| 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
| 2026-09-17T12:12:13.873346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011645observed 55c16439e84ad78fe7e91853ac963698...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:13.854396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011645/manifest.jsonobserved 7f1f777ef75976937190f4e9af00596c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:13.831975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011645/publication.mdobserved b8f28a2d843ca3b0f747c7767f8c9271...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:13.810652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011645/publication.txtobserved c99f4dba0e3c662970e18812bc44690e...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. |
|---|