OT-2026-000090359
Publication integrity record
Three bellows cup vacuum gripper, three zone face, two 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-2026-000090359) never changes.
Identity and time
| Publication number | OT-2026-000090359 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-71ab-a82e-3892b1e9ae59 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090359 |
| Status | PUBLIC |
Content hashes
| Canonical text | 820c1024f83454f48d76c591f71d4ee1e489397f0bd3bf9f506fcf0a1862c98c |
|---|---|
| Markdown | 54675e3c01d500a0f64fdd0f8f703accb8a910a173120fc230d2578490f31f76 |
| Publication page | d367191b257ed1351877f3175dbb8d9f4fde97e0853779a532bb3afc6efd945f |
| Manifest | cefccd078b8f9a96bf96f3a231372e47ba0d1f86bb6612386b6a9c82fef18f33 |
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 | gQ21QF827i9CFWeKdNA033WT90JbqY5auhXhdvFsC7ai/OTd/rSmv9jE4Db5kYZCmL36f+d2YQ2EF4bYiA7AAQ== |
| 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
| 2026-09-17T09:44:27.527612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090359observed d367191b257ed1351877f3175dbb8d9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:27.509373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090359/manifest.jsonobserved cefccd078b8f9a96bf96f3a231372e47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:27.490578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090359/publication.mdobserved 54675e3c01d500a0f64fdd0f8f703acc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:27.472247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090359/publication.txtobserved 820c1024f83454f48d76c591f71d4ee1...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. |
|---|