OT-2026-000021668
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000021668) never changes.
Identity and time
| Publication number | OT-2026-000021668 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7072-b48e-5a14f6f0b28c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021668 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba9513ba1caf6daaa5db3ffd55a4f4ccc46c836814ad4a1fc448aac76a206e22 |
|---|---|
| Markdown | c05987ed478daf62125033043296e4d26276dc44477fdbad678552005ebf8246 |
| Publication page | b63e391366d177374168242388be9601926c8ff39bdf940f045fa6fc26c1e861 |
| Manifest | 9547cad9609613bdf4a50bb8a688b4c02c1f1d214bde771bebf2c94e59852206 |
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 | 0CMuTVhhScrkrdxN5Q9kfuiFeF12D27YoXHSa7TdaUiBddGx3uFHr3zf/4wt31xTqmmn/9tbC1gaZq9zy9LGAQ== |
| 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
| 2026-09-17T11:54:12.060608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021668observed b63e391366d177374168242388be9601...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:12.044658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021668/manifest.jsonobserved 9547cad9609613bdf4a50bb8a688b4c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:12.027473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021668/publication.mdobserved c05987ed478daf62125033043296e4d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:12.011351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021668/publication.txtobserved ba9513ba1caf6daaa5db3ffd55a4f4cc...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. |
|---|