OT-2026-000028209
Publication integrity record
Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000028209) never changes.
Identity and time
| Publication number | OT-2026-000028209 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-76d8-815a-75f1584f5411 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028209 |
| Status | PUBLIC |
Content hashes
| Canonical text | c120699ef36c16c002697b86ff80ebed0d434ca10460aba77b6de3b185050769 |
|---|---|
| Markdown | 32d5ea01ba8426f9f5e01b1b938c23242605a60b94c5bf3eae1f30d59c64f797 |
| Publication page | 3f47b5441f790b8e5476b05330b2f3d8fcac9a0e70dced037fcfa861880eae5f |
| Manifest | 5b2a397d470ca9ed79bc727da9dc3fd9f4cb1ae77eb8c680fa000a3713bcf832 |
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 | LHF+LOLm8Mfoots6ER0WazIvh8c3vnfoT7Dmzjq3I7rgmh5MbHZN35yT63LcTdjefxgthBPZ+UQahsn7WgKNBA== |
| 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
| 2026-09-17T11:42:34.285513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028209observed 3f47b5441f790b8e5476b05330b2f3d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:34.268622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028209/manifest.jsonobserved 5b2a397d470ca9ed79bc727da9dc3fd9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:34.252919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028209/publication.mdobserved 32d5ea01ba8426f9f5e01b1b938c2324...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:34.237751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028209/publication.txtobserved c120699ef36c16c002697b86ff80ebed...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. |
|---|