OT-2026-000020856
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000020856) never changes.
Identity and time
| Publication number | OT-2026-000020856 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7a0d-92f1-e6f234c622c0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020856 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9194ce19f232edcb6958105550938447ac937a5b801b57d10e6e0a299776db2 |
|---|---|
| Markdown | a2fb06df66d97e54e0bd163c0d71ad4cca5f6ff465b857950387dcaaa9e25d6c |
| Publication page | 708de0b3935fff93ff8afcecd08d2ff1ba25acfce837fcdaeea3efe29ae7edb1 |
| Manifest | 80eeba3fd9f1bc1100f64540e4fbcdda221be1166c3c137491888c9fc3c20c0c |
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 | DtGWRRfyqYSPjNJF/tS3R8o5U02cMCVZMGzey5ElJJqvM/s2QubPCqDZe+tClE3f73UH8F+YBcno9R0Nktc7Bw== |
| 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
| 2026-09-17T11:55:57.399793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020856observed 708de0b3935fff93ff8afcecd08d2ff1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:57.382576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020856/manifest.jsonobserved 80eeba3fd9f1bc1100f64540e4fbcdda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.363385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020856/publication.mdobserved a2fb06df66d97e54e0bd163c0d71ad4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.341844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020856/publication.txtobserved e9194ce19f232edcb695810555093844...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. |
|---|