OT-2026-000103679
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, pulsed blow-off 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-2026-000103679) never changes.
Identity and time
| Publication number | OT-2026-000103679 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e462-71aa-b0d0-2b203ab82663 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103679 |
| Status | PUBLIC |
Content hashes
| Canonical text | d681e92409dde836e75dda234e8c8ae3868a40c4d0500ef7eb4f1acf5921d6fe |
|---|---|
| Markdown | 0df00b0e12c662b84cb77e98d87a5aa0f92658726b1795d40186338b71eb9711 |
| Publication page | b61e64e4709f8378f58708d6b6536650cb550e7ded61a5ff743eeca52544dfc5 |
| Manifest | ce09407f24217e750566dc0301b607fd22724a33a3668a6863062a26c8ab75b1 |
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 | h12LGtRPF7h81mLIebp6AZD7E4jZCw9Gntzb73A4MgYe5dc3+rHPcf5vx4jcFd7mzTW6J5oe5PMl4F1SPYAyAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:28.915571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103679observed b61e64e4709f8378f58708d6b6536650...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:28.897774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103679/manifest.jsonobserved ce09407f24217e750566dc0301b607fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:28.880006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103679/publication.mdobserved 0df00b0e12c662b84cb77e98d87a5aa0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:28.863150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103679/publication.txtobserved d681e92409dde836e75dda234e8c8ae3...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. |
|---|