OT-2026-000086171
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000086171) never changes.
Identity and time
| Publication number | OT-2026-000086171 · never reused |
|---|---|
| Internal UUID | 01a0ae99-e82c-747d-9921-0057696da2d0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:01:57.178584Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000086171 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e5595b32af0ab80d827a53878136c1f18a7e6ac0f974e4e15942d9769e5266d |
|---|---|
| Markdown | 0bc8477db7c6c4432ed12e30bba43735f6e409a6c98327b0bc281ae38a31725b |
| Publication page | 04c333905d36b0250876ac221d34be3624f1cc0a0ddbae3b12a29da243473d28 |
| Manifest | c235221925bf707c773593f211ae1bcb6b1afcf4f1d3dbed06581cef2fc19cfd |
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 | 4Ppg26fF0G+1OgRkInaADsc/kRUJVmEgZErhexfCh+RE6HvM3YldETf+45iAMJSS70iPUUzc+TTAHigSQRY6BA== |
| 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
| 2026-09-17T09:53:50.703776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086171observed 04c333905d36b0250876ac221d34be36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:53:50.685435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086171/manifest.jsonobserved c235221925bf707c773593f211ae1bcb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:53:50.668560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086171/publication.mdobserved 0bc8477db7c6c4432ed12e30bba43735...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:53:50.650379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086171/publication.txtobserved 4e5595b32af0ab80d827a53878136c1f...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. |
|---|