OT-2026-000081809
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000081809) never changes.
Identity and time
| Publication number | OT-2026-000081809 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f75-7ec9-bb78-7d707bdaff17 · 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-2026-000081809 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a1f6299be1264e291f95f151085b06a9f771b560d88063e9fd2a9b530a14daf |
|---|---|
| Markdown | f35e0238d678d21542fca12083a08f7a620794d88b49a67fd5c17620de2f25e4 |
| Publication page | 24d9784fc560273bb020c8016e178bf456ee78e5c7554d67f3259db8c4ed314c |
| Manifest | 01672ca7b90af2dd1ccb0829cd8a3d37134f36c33bc6feae3a96179b4593ed1b |
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 | DQiv7pgYKJWV3trr+IcS/BhRaQLsRJNk1FfE5ev6ppgLU5bL0PFG8w7naqqQMUQtH0BsrQ3eDVNNr+KRiK9+CA== |
| 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
| 2026-09-17T12:43:26.579291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081809observed 24d9784fc560273bb020c8016e178bf4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:43:26.397873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081809/manifest.jsonobserved 01672ca7b90af2dd1ccb0829cd8a3d37...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:26.253502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081809/publication.mdobserved f35e0238d678d21542fca12083a08f7a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:26.051972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081809/publication.txtobserved 3a1f6299be1264e291f95f151085b06a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:54.749525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081809observed 24d9784fc560273bb020c8016e178bf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:54.731470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081809/manifest.jsonobserved 01672ca7b90af2dd1ccb0829cd8a3d37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:54.713333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081809/publication.mdobserved f35e0238d678d21542fca12083a08f7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:54.695470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081809/publication.txtobserved 3a1f6299be1264e291f95f151085b06a...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. |
|---|