OT-2026-000087028
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000087028) never changes.
Identity and time
| Publication number | OT-2026-000087028 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-9f2d-740f-8d38-7d6d5087c7d8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:44.027043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087028 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23753d3fe2bbf2bf7694a85cd775fae494fa776bbbc1ae8c0ba3692cecd35d44 |
|---|---|
| Markdown | 5dd60c14774249b99e34e84b3522e44246e264789c6a5ce3919f04c9f3f2c444 |
| Publication page | 2c52718051b5225d76d34eb46971aeadf2f589608f20704144234bb4daa26cb7 |
| Manifest | 61c312f97c05c8432f22684c0447c6168a03cc359b85e4966b48968c3717a1f4 |
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 | omfeehJND20zs+KLQ8JMdqsb4q+hFXn8WXPNxz+rG8VgA3Vv4gHi5hDEQAvfjF/DTkYt1VHJH/FwoRry4CpcDw== |
| 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
| 2026-09-17T09:51:16.272803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087028observed 2c52718051b5225d76d34eb46971aead...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:16.257178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087028/manifest.jsonobserved 61c312f97c05c8432f22684c0447c616...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:16.240505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087028/publication.mdobserved 5dd60c14774249b99e34e84b3522e442...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:16.223859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087028/publication.txtobserved 23753d3fe2bbf2bf7694a85cd775fae4...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. |
|---|