OT-2026-000028103
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pulsed blow-off before set-down
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-2026-000028103) never changes.
Identity and time
| Publication number | OT-2026-000028103 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7f84-a8df-659f94676a39 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028103 |
| Status | PUBLIC |
Content hashes
| Canonical text | e73a5617ec866ee450d937ec9347e912414a03a8a266ca94ca64dcd78e241f44 |
|---|---|
| Markdown | 87a1599cedcbb3ca14e23eb99a5b4cda82061a80b7575944e6ef71451e64009d |
| Publication page | 1ba9606d7928c18fa8032c7827845dac691bd1b6a9462a8478cfc2a55632a9d1 |
| Manifest | e6cb0c015dfdac4c28c09642474e3183743b0bc689dfc9593ba327094771ae1f |
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 | BVvIKB35kIbFBHpk/X0kjwfw4pbqdO2kNiP1AOgCze4eHOPBHnEwTMNdaC5/sX/Vf0zvPkqpQL9Trdt6/MyfBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:27.050232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028103observed 1ba9606d7928c18fa8032c7827845dac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:27.033032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028103/manifest.jsonobserved e6cb0c015dfdac4c28c09642474e3183...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:27.015697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028103/publication.mdobserved 87a1599cedcbb3ca14e23eb99a5b4cda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:27.001418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028103/publication.txtobserved e73a5617ec866ee450d937ec9347e912...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. |
|---|