OT-2026-000042856
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, pulsed blow-off after 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-2026-000042856) never changes.
Identity and time
| Publication number | OT-2026-000042856 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-72b8-bcc1-8409cb0021e6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042856 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa5bd5466b765eee681184e0578a55d498d666721a36c5bd2f2a125aff09d412 |
|---|---|
| Markdown | 37c2ad63560ea8d9dcd9b89a1f2cd35c6692d3b3fdce68055b428103dc443934 |
| Publication page | 38c603b6ccde33e4d25a55eb36a9c9d4d149f4d23eb4112c64f0a561e4a8a259 |
| Manifest | 35fc8c4f986bb5009eda5d7df4d7297cbc5abf941d889798650b89f0b1d16c45 |
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 | 3dmp4jQc7XsKoGwGPuIFFkwPnGoA0YUYVBawoeJupe5ZSfDxOoKUfuo2k5zG1dITAe5t7rRna98lr4MJ133mBw== |
| 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
| 2026-09-17T11:15:20.868775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042856observed 38c603b6ccde33e4d25a55eb36a9c9d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:20.851534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042856/manifest.jsonobserved 35fc8c4f986bb5009eda5d7df4d7297c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:20.834095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042856/publication.mdobserved 37c2ad63560ea8d9dcd9b89a1f2cd35c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:20.814610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042856/publication.txtobserved fa5bd5466b765eee681184e0578a55d4...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. |
|---|