OT-2026-000028872
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000028872) never changes.
Identity and time
| Publication number | OT-2026-000028872 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-794a-9b1b-aed38246c383 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028872 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8f443a46239fd6fac264f9a56e733738c047187b6eecffc13e6758fbc4e34d2c |
|---|---|
| Markdown | 70138f3c1551f57badd2fa2a70bc5357fa1a9357b306f8876e35571a7646b051 |
| Publication page | 9268d9f68ed1ade4263164095295ba7698bbcf82a575ec364c4e8dc8a213324d |
| Manifest | 0b3aad9777a83f6685c739972211e72f5973e49075e81ac396dead9faab4b17e |
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 | YP9Q40tsLlZAm+CDxJite/IYHxV/Vj6D3JHNw37XsmjH15vMibfB8fZ3A8rNkJ1eiTzegpeLi8GhFcsz+iCWAg== |
| 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
| 2026-09-17T08:20:12.799562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028872observed 9268d9f68ed1ade4263164095295ba76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:12.779881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028872/manifest.jsonobserved 0b3aad9777a83f6685c739972211e72f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:12.761845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028872/publication.mdobserved 70138f3c1551f57badd2fa2a70bc5357...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:12.744355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028872/publication.txtobserved 8f443a46239fd6fac264f9a56e733738...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. |
|---|