OT-2026-000050381
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, vented 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-2026-000050381) never changes.
Identity and time
| Publication number | OT-2026-000050381 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c47-7221-9a95-dda718686c5f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050381 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9f12fd1078e6cef2a5ccad736611074b7e9a6f66c438159b438fabf0f3e501db |
|---|---|
| Markdown | 01936bbad47b0a1b9affec77ed1ffaf3be4d93f77176848b1d0fc5af3559f6f4 |
| Publication page | 29652964cbdd8934bda3a929ae9c5697de448e12e5263b3f22e77314e9efdf1b |
| Manifest | 019f5f917bdc86c8335946ce15fc7303d2104bc3af7120ca5e811cedaeece7cb |
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 | qW68LnT8C9q5IiQuQBTq5EKpsH94kF6aOChgrbHkJ8g/HmAhRHY8zFGQmKiCPNo5bwpGcAzqVirh7T+9yn2gCA== |
| 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
| 2026-09-17T11:01:25.021729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050381observed 29652964cbdd8934bda3a929ae9c5697...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:25.003157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050381/manifest.jsonobserved 019f5f917bdc86c8335946ce15fc7303...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:24.983366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050381/publication.mdobserved 01936bbad47b0a1b9affec77ed1ffaf3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:24.966019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050381/publication.txtobserved 9f12fd1078e6cef2a5ccad736611074b...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. |
|---|