OT-2026-000078006
Publication integrity record
Single bellows cup vacuum gripper, pump fed, vented after 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-2026-000078006) never changes.
Identity and time
| Publication number | OT-2026-000078006 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-71f4-977d-09a57b264619 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078006 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b1df4fd11281a81f0fd6317f6f4a114638023a29468345aa0b93debc8b40b4b |
|---|---|
| Markdown | d345176da12ca254a03c159c21b6304f486337fd503808beecd4c7910a8c80e7 |
| Publication page | 70d30eb81deb581090a177413f3edd18fd0a89230c96b04f6204e1cb20ee0de7 |
| Manifest | cf29a393accc28762a5336b855d0ce2b8711bed48f3914258efa2aedbfdcab6e |
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 | 07Eh4gxYS51TU7QrktTNrKYhrjPZSSVVxESf43l7VJxePhsSw6x4m/jf4XDz7ll6cmzAirFf8CCR0l2AnfGyBw== |
| 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
| 2026-09-17T10:10:29.263232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078006observed 70d30eb81deb581090a177413f3edd18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:29.229436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078006/manifest.jsonobserved cf29a393accc28762a5336b855d0ce2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:28.543724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078006/publication.mdobserved d345176da12ca254a03c159c21b6304f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:28.523520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078006/publication.txtobserved 7b1df4fd11281a81f0fd6317f6f4a114...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.616477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078006observed 70d30eb81deb581090a177413f3edd18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.596799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078006/manifest.jsonobserved cf29a393accc28762a5336b855d0ce2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.579082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078006/publication.mdobserved d345176da12ca254a03c159c21b6304f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:17.562058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078006/publication.txtobserved 7b1df4fd11281a81f0fd6317f6f4a114...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. |
|---|