OT-2026-000075989
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, pressure sensor per zone, pulsed 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-2026-000075989) never changes.
Identity and time
| Publication number | OT-2026-000075989 · never reused |
|---|---|
| Internal UUID | 01a0ae94-2a00-7bd1-b60d-3f868942d5e6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075989 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8027ffc65d26216fbf885f57469a900087d1fdd9658b2b7cf74d12df29b6581f |
|---|---|
| Markdown | f5a7bb60a58e00655a568f0724af7a4797facc1ac95acbe1dca390147f7c7286 |
| Publication page | d2186e794af16a09e9f8a2a63cb8a264c8edfc37313e144c5338f84710a0eb1e |
| Manifest | acc8eb7437de0dceed2278318d8c8d4f62db64989ea3b5a06a577927e110a51c |
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 | bjPgyZaYho3k88Iwn5R1ObuvsGEBsLZf8vkQGwEQqpo+e62KsRIf2Ei9XNFWKlObuX92Wr2qr0TCr7l45IwRDQ== |
| 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
| 2026-09-17T10:20:14.148927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075989observed d2186e794af16a09e9f8a2a63cb8a264...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:14.131080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075989/manifest.jsonobserved acc8eb7437de0dceed2278318d8c8d4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:14.112995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075989/publication.mdobserved f5a7bb60a58e00655a568f0724af7a47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:14.091792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075989/publication.txtobserved 8027ffc65d26216fbf885f57469a9000...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:03.287755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075989observed d2186e794af16a09e9f8a2a63cb8a264...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:03.270568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075989/manifest.jsonobserved acc8eb7437de0dceed2278318d8c8d4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:03.252692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075989/publication.mdobserved f5a7bb60a58e00655a568f0724af7a47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:03.234239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075989/publication.txtobserved 8027ffc65d26216fbf885f57469a9000...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. |
|---|