OT-2026-000087828
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000087828) never changes.
Identity and time
| Publication number | OT-2026-000087828 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-7e18-8e6b-71210a3e965a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087828 |
| Status | PUBLIC |
Content hashes
| Canonical text | d5a652bd53a78a78b7bf3d804a7f1d905218943c3cd67fa93513f1728000c1f5 |
|---|---|
| Markdown | 9c3c635bb20ecd204824c95d870f7927f9d5cec42bf2005d39ac4672b29112ec |
| Publication page | f58ce3ac3a9e1f27bafa5e5f11850e98eb72e6bab25a45b56851f54521f0b689 |
| Manifest | 5b6e1ae41ef758cdded8b4bbcc01805c9f33438965d9126bd2473300f250ecf9 |
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 | bFEJg0vYEE9z13J8CDnurwDWnYQnTJ29ZjTclpKfsaVcUZurZ6pnH+G/GjRBPH+2s/1lYcBExB5EmnQJGvg+Cw== |
| 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
| 2026-09-17T09:49:00.628785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087828observed f58ce3ac3a9e1f27bafa5e5f11850e98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:00.612825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087828/manifest.jsonobserved 5b6e1ae41ef758cdded8b4bbcc01805c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:00.595027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087828/publication.mdobserved 9c3c635bb20ecd204824c95d870f7927...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:00.578180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087828/publication.txtobserved d5a652bd53a78a78b7bf3d804a7f1d90...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. |
|---|