OT-2026-000087675
Publication integrity record
Three cup vacuum gripper, three zone face, pump 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-2026-000087675) never changes.
Identity and time
| Publication number | OT-2026-000087675 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd54-7454-8c92-c7c7cba76edb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087675 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71af3a817bd7d55f902f5872a1029113bc6092d4c2a15a804ffc3aeec20dd8e4 |
|---|---|
| Markdown | f09bf70b6824689fce560f8946be2ad339f85644dc4425f5b99091a16c89ac79 |
| Publication page | e14c04c04d53165410bf30c513796f321747770d1d215b51221ccb11c9fd3feb |
| Manifest | 0aa943cde6d14aa4f0f639fa7b51d8bdcf7040f674031603954db8d9bea84460 |
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 | WXPA9dR0iCLWamBlPMKWQIXgRz1BGG+GOeJg32IQO50et/Ft+5a+eMatlv1I+z1ypCX+58J1jOCNDm2/BRBaAw== |
| 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
| 2026-09-17T09:51:07.327422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087675observed e14c04c04d53165410bf30c513796f32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:07.312676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087675/manifest.jsonobserved 0aa943cde6d14aa4f0f639fa7b51d8bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:07.288956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087675/publication.mdobserved f09bf70b6824689fce560f8946be2ad3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:07.268900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087675/publication.txtobserved 71af3a817bd7d55f902f5872a1029113...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. |
|---|