OT-2026-000041312
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000041312) never changes.
Identity and time
| Publication number | OT-2026-000041312 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b144-7b82-b68d-502dc9603435 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041312 |
| Status | PUBLIC |
Content hashes
| Canonical text | 052ede222d376bf5997e014f15fdb6f0b524544ce5fb4d6cf7db18df9be90ee5 |
|---|---|
| Markdown | 6a275a787f2174935c6998dc256bbdad74decb1bce3b0c6a00d5b90cce24907a |
| Publication page | fc70937a1c7684c6a62dbcbcd800e172d128ba6337a4a306b1b3214cc6ed5606 |
| Manifest | 1ba423e6fb4cf5cd6e9e1cc857f3ce9716322da698f14c6dc90078c4f0492057 |
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 | oyD4Yy9vCQtsJrPopME7GfqVdhRj6Ny8LcLqu9qYa2Xm70fYxREZ3AgsxHtULAi1NuAMmJkqyR+bXhNhNIowDQ== |
| 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
| 2026-09-17T11:17:17.925402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041312observed fc70937a1c7684c6a62dbcbcd800e172...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:17.908628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041312/manifest.jsonobserved 1ba423e6fb4cf5cd6e9e1cc857f3ce97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:17.891611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041312/publication.mdobserved 6a275a787f2174935c6998dc256bbdad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:17.872428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041312/publication.txtobserved 052ede222d376bf5997e014f15fdb6f0...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. |
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