OT-2026-000078539
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000078539) never changes.
Identity and time
| Publication number | OT-2026-000078539 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c29-7963-9fe9-cab863c5751a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078539 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9b7b87f4f388a8ce61a7a2a9e0b20b6d656e0721482e558f5f48cd7f59e49a3b |
|---|---|
| Markdown | 9bb09b617528851bf856b293b6238e7f4e34504d521d518d13651dd62335f0ac |
| Publication page | 52eb1494fc367c728206db3c7cb53eaaf7166df57f43c1507b27f0e677538f51 |
| Manifest | 08a1b415fe6c6fd52bb784424cf91de05c885b221469c70c55cd4abfaa727642 |
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 | Hoc3rJcBDnyHqqhyxfzscTYunrRaXKS1eY7biRazBj0DX35vGZSq5mjKPV1EZ13QASnmFu+AXkencCzz8YdRBg== |
| 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
| 2026-10-11T04:42:07.787220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078539observed 52eb1494fc367c728206db3c7cb53eaa...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-11T04:42:07.706574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078539/manifest.jsonobserved 08a1b415fe6c6fd52bb784424cf91de0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T04:42:07.628227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078539/publication.mdobserved 9bb09b617528851bf856b293b6238e7f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T04:42:07.466430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078539/publication.txtobserved 9b7b87f4f388a8ce61a7a2a9e0b20b6d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:33.534406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078539observed 52eb1494fc367c728206db3c7cb53eaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:33.515335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078539/manifest.jsonobserved 08a1b415fe6c6fd52bb784424cf91de0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:33.494580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078539/publication.mdobserved 9bb09b617528851bf856b293b6238e7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:33.476162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078539/publication.txtobserved 9b7b87f4f388a8ce61a7a2a9e0b20b6d...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|