OT-2026-000090619
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000090619) never changes.
Identity and time
| Publication number | OT-2026-000090619 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7c92-b9eb-e1ac419f3d1a · 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-2026-000090619 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46db91c35207ed341d1994fe22cb607edaae62477d5acef0b4835c7be44ae60f |
|---|---|
| Markdown | 621219b73ad486a83a33acd906852c1b0a3f0b76812d4bb45373761cbaead252 |
| Publication page | 16de00124fc81bba568bc923dd99dd501103e2de116646145386bf69ea64da10 |
| Manifest | 9685b1f34ddd0b8809d06aa9f256dff77ae4c88556dfc72c11e5c3460399251f |
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 | 7WAPfkW/lzeY3RIRmd96c9zFjSI2jW+TlZm81Kjnj2/GF7NElvlVJCJU8P1w4IW3Iah/IKy+tH1swkhDXlqeDQ== |
| 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
| 2026-09-17T09:44:48.550592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090619observed 16de00124fc81bba568bc923dd99dd50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:48.533139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090619/manifest.jsonobserved 9685b1f34ddd0b8809d06aa9f256dff7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:48.515635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090619/publication.mdobserved 621219b73ad486a83a33acd906852c1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:48.497819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090619/publication.txtobserved 46db91c35207ed341d1994fe22cb607e...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. |
|---|