OT-2026-000081731
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000081731) never changes.
Identity and time
| Publication number | OT-2026-000081731 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f74-7023-8b35-1a420329c883 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081731 |
| Status | PUBLIC |
Content hashes
| Canonical text | b3304f525dda45536941f7fda236219354c7f75ca0539e2b32d6cbc9d8270a8b |
|---|---|
| Markdown | bd07884082ee535161a2b7a5e31ef426e28c83cf9b75194704d53ef81dadc492 |
| Publication page | 942cbdfb98d6e36375a719dd42daf94fea794d026213721c226bd6ad293b2eb7 |
| Manifest | 243606897562c5c2c02980d60e1e09f993bf230ee69bfb5cbe97c3f9729f1244 |
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 | SLEmG+tqADM/Q6u58ZqPVDKhbVl5BmjjqoY8y0Sxcj3yl+Ka4qIKfPWVpVWryAmTaoNxGd24XAK8UmeWysYeCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:59:48.701263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081731observed 942cbdfb98d6e36375a719dd42daf94f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:48.683344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081731/manifest.jsonobserved 243606897562c5c2c02980d60e1e09f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:48.664629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081731/publication.mdobserved bd07884082ee535161a2b7a5e31ef426...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:48.644931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081731/publication.txtobserved b3304f525dda45536941f7fda2362193...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. |
|---|