OT-2026-000083521
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two stage ejector, 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-2026-000083521) never changes.
Identity and time
| Publication number | OT-2026-000083521 · never reused |
|---|---|
| Internal UUID | 01a0ae98-0415-7597-ba04-e9c2211cbbcf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:53.320528Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d145c035c5ce12f0ed74c952ba4fd912ced866ed1def4019d723d8d8fc27316 |
|---|---|
| Markdown | 2192df90f274991f4913b063423253166886610cd0ae856f0d333bb2d0912540 |
| Publication page | e305c199be1a52aabcae89128a08f1c259fa12718600c72ddf1f5964909f0e58 |
| Manifest | 6a85c4fb2b035ce25f1b519766e2b23153e48e006e38852160a440d49bc59555 |
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 | UOOuxYkxoTS/QUPMdp/7b/ZdBbCmtkVoeJbXOE6Ry6+B0MAtWMgzt818sKMJYqyG6/YQfeplMRQDpo5mF1AMCQ== |
| 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
| 2026-09-17T09:56:30.144806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083521observed e305c199be1a52aabcae89128a08f1c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:56:30.127385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083521/manifest.jsonobserved 6a85c4fb2b035ce25f1b519766e2b231...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:56:30.110617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083521/publication.mdobserved 2192df90f274991f4913b06342325316...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:56:30.092877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083521/publication.txtobserved 8d145c035c5ce12f0ed74c952ba4fd91...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. |
|---|