OT-2026-000053350
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, vented before 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-2026-000053350) never changes.
Identity and time
| Publication number | OT-2026-000053350 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a16-7d52-b204-c35a5794ed34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053350 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f1f8d3fc80104fd3aa80ae57cf34c26a4a50f24448bf2cb8a88bc67f11e8a6a |
|---|---|
| Markdown | 9cb273509d2e71c3302640bf6e0ba54cbf860fa3ff1458312769fb04410e429a |
| Publication page | 0c79ee9ce5bf27c9e0d5d97dfccd9aef1d731b40b2eb545ac0de3f45f0aa4ad4 |
| Manifest | 83fe84587944ea6dcbbe491cbd85f30d5d25c4c799d34f55df69c94c6d0ab199 |
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 | 6xTkJhLJ8+4QUCGLFLGiVI63rxPbwtHcVBsfgJRG0Nb6WaLzfysI+w1nugsn6B/Q1uGpJug8p7a+UMykPfT3DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:03.655025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053350observed 0c79ee9ce5bf27c9e0d5d97dfccd9aef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:03.636053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053350/manifest.jsonobserved 83fe84587944ea6dcbbe491cbd85f30d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:03.615946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053350/publication.mdobserved 9cb273509d2e71c3302640bf6e0ba54c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:03.596302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053350/publication.txtobserved 1f1f8d3fc80104fd3aa80ae57cf34c26...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. |
|---|