OT-2026-000089710
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000089710) never changes.
Identity and time
| Publication number | OT-2026-000089710 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a22-7ba8-a641-aa7584cdefa8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089710 |
| Status | PUBLIC |
Content hashes
| Canonical text | fbd020fcd330cad1c165ab020d67af7a5e8640ab6ec92d6d8e480c7c94051ff9 |
|---|---|
| Markdown | 6dfaa3cfb166fef487ecd43500620bc83c1b95d85f4a769cfc9d8787f438be4f |
| Publication page | 5f6faa35840dbb0c06e388fa80d893500bb930fefb42620404efa52a998079d4 |
| Manifest | e632b8194cdb71909e961a852463dd172848376a611d03db046983a96ff884a7 |
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 | CuCBD37LxE6kYPbZL+P0EbElkU6b8KIjLHGf3QxwMIYgCoA7bS1lkFj2/m8/QxeykOEhh3uSPwy9P0X2/xGvCA== |
| 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
| 2026-09-17T09:46:42.744617Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089710observed 5f6faa35840dbb0c06e388fa80d89350...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:42.727454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089710/manifest.jsonobserved e632b8194cdb71909e961a852463dd17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:42.711103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089710/publication.mdobserved 6dfaa3cfb166fef487ecd43500620bc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:42.693695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089710/publication.txtobserved fbd020fcd330cad1c165ab020d67af7a...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. |
|---|