OT-2026-000090970
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000090970) never changes.
Identity and time
| Publication number | OT-2026-000090970 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7193-b4a7-55ec6d144726 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090970 |
| Status | PUBLIC |
Content hashes
| Canonical text | e14ad6cdcf5cd457cd569181f359abc2b064470be1291814cf327e8ec4f76b41 |
|---|---|
| Markdown | cbca4e0c9e76ced7606bdc93bc6dabb9343ddba793b1e52e93a1d425165c00f1 |
| Publication page | 4591fd4c867c9cb3c0ad6981d82d03ab7a57228da4b7422126391d4418d17eb4 |
| Manifest | e9633402d224eb6b1a4fade8357ef1c71f7ea57e56f21d272ecbf2e207446ee4 |
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 | +XQfogq04saEzOQRp/1v41tXpYUG0f72CtVrUWbFLXIY9Set3fsINbmn2XLjldNffUmjCNea3Fk2cgmtdkFoCQ== |
| 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
| 2026-09-17T09:44:11.725323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090970observed 4591fd4c867c9cb3c0ad6981d82d03ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:11.708700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090970/manifest.jsonobserved e9633402d224eb6b1a4fade8357ef1c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:11.691411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090970/publication.mdobserved cbca4e0c9e76ced7606bdc93bc6dabb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:11.674976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090970/publication.txtobserved e14ad6cdcf5cd457cd569181f359abc2...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. |
|---|