OT-2026-000081570
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, vented after 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-2026-000081570) never changes.
Identity and time
| Publication number | OT-2026-000081570 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f71-792b-9163-49f63fd9a3a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081570 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba0366460bbc40ad3fa146ad6256c775c83c219bf79893704581755209487b30 |
|---|---|
| Markdown | 32e665d773066ee322ab42bc50e961bc63060033f92d32adcb52bbd74a501365 |
| Publication page | fccb9bc950867376fd6bd32ff3116448f815991bae944ae63bf34f739802fcc6 |
| Manifest | 7e1ed42c725a5ffcf395a08e2a8afeb51cac39040db2aac7b8fab81700815cd1 |
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 | Xoz4o7B6itgIegd+yWO1POfJau5lvQnNH+qDbLar5lCJJcOtam/RZBVmmEeCGH/Qsg+UgE9iih31m8z0B0M7AQ== |
| 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
| 2026-09-17T09:59:36.030602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081570observed fccb9bc950867376fd6bd32ff3116448...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:36.013913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081570/manifest.jsonobserved 7e1ed42c725a5ffcf395a08e2a8afeb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:35.997186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081570/publication.mdobserved 32e665d773066ee322ab42bc50e961bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:35.979540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081570/publication.txtobserved ba0366460bbc40ad3fa146ad6256c775...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. |
|---|