OT-2026-000041921
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000041921) never changes.
Identity and time
| Publication number | OT-2026-000041921 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a6-778f-9dc1-958ba7e649ae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 16a80ea1754c35384d1bea8398d035d1f1a64dd425fb208999560dcacad7b0b4 |
|---|---|
| Markdown | 14eeb3e94d53784ab2b7303e8135c65a12711a2b021fc55fad58d6d46cbe96c9 |
| Publication page | 246305d3912f177aa59ed9d32928b58e19b62712b28a4e2aab304ea1262b529b |
| Manifest | 494c8f6ac15e34eb44eb93f62084c7b754ffa21704b7d3a1b7149619ad5d93fe |
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 | xYUAtLr5CtIvsCpCiZHBPN30kHBAYDTO46ZaQGwaV5tZulr0XW5kJJyzDlHOiL9OI/Fh7DglrowmRiiueijtCA== |
| 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
| 2026-09-17T11:16:48.424290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041921observed 246305d3912f177aa59ed9d32928b58e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:48.407574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041921/manifest.jsonobserved 494c8f6ac15e34eb44eb93f62084c7b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:48.390966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041921/publication.mdobserved 14eeb3e94d53784ab2b7303e8135c65a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:48.366136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041921/publication.txtobserved 16a80ea1754c35384d1bea8398d035d1...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. |
|---|