OT-2026-000055259
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000055259) never changes.
Identity and time
| Publication number | OT-2026-000055259 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a0ff-78f6-8d92-1f5b1b4165ef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055259 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b7c1c07b3ffff841096366d34d9fdd7761c30f91530548cd5db625f01245f96 |
|---|---|
| Markdown | 9483fcd6033af4a9e7b0401dffef7bd080feeb2dadc1785fa0784781881dbf02 |
| Publication page | f23dcf647d400def7d21caf211bef05fde029468d22e7d574d141834efeb8a02 |
| Manifest | 984c6a2b1490162e080479dccf8ec94225b9419b09862b56c4f5483b01bb88b3 |
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 | JzqVgos3scK4slwq1voeMRIdgCwvD0X3WwNp+U6Cdt6UMuY9EvSzgSJio82k8+OofshD6z646UstYdNY4ipNAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:50.872167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055259observed f23dcf647d400def7d21caf211bef05f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:50.856036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055259/manifest.jsonobserved 984c6a2b1490162e080479dccf8ec942...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:50.838058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055259/publication.mdobserved 9483fcd6033af4a9e7b0401dffef7bd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:50.820733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055259/publication.txtobserved 2b7c1c07b3ffff841096366d34d9fdd7...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. |
|---|