OT-2026-000021685
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000021685) never changes.
Identity and time
| Publication number | OT-2026-000021685 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-756b-bf4c-7b61755214d9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021685 |
| Status | PUBLIC |
Content hashes
| Canonical text | 94a71039d517dc97347095e62e47a55ded52ddb512215bc2850c0c2a2389a3d8 |
|---|---|
| Markdown | bf44456d6fe817150aa0c92b95ec84a841a6b93156bf9852e7f6c5b734434e32 |
| Publication page | 984cca589a0825ff2133df44c29332855e895b5ea2762efe8f85eb33b4277b01 |
| Manifest | f9f51d2104caee6c08d0d84dc20e254b785d1dab77ce13e44696221332292475 |
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 | yQpRnMxcHuspVnW7GylbAut/oBMqlp2N4Y/h3Tb9DBHlzxc3yRNB2kaFz2eRfPFnABiuTjXZ+dcrWKExoMxECA== |
| 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
| 2026-09-17T11:54:13.227520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021685observed 984cca589a0825ff2133df44c2933285...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:13.209677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021685/manifest.jsonobserved f9f51d2104caee6c08d0d84dc20e254b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:13.193083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021685/publication.mdobserved bf44456d6fe817150aa0c92b95ec84a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:13.167209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021685/publication.txtobserved 94a71039d517dc97347095e62e47a55d...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. |
|---|