OT-2026-000050706
Publication integrity record
Foam pad vacuum gripper, plant vacuum fed, vented 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-2026-000050706) never changes.
Identity and time
| Publication number | OT-2026-000050706 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b0-76d8-9a81-d44bac12e283 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050706 |
| Status | PUBLIC |
Content hashes
| Canonical text | 65fba9107b3cb53004d6d318e6fd34cd5b1a209635a90f5a4d62af661c4896e1 |
|---|---|
| Markdown | e33c7261c7393dfad90ca76bea0f46bf634c34dff494e51a66c4884742aa9474 |
| Publication page | e98c8acb71a7ccbb529b96b25352027b701b6d8d1bf6cab2cc010a458f97ba6b |
| Manifest | f6886cc7e805b77d470c89aa73161f3e9f2309093a7e891670b888451822161f |
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 | 5rGvZVoAR33IVnkXuH3KrBopEQhfLTM5obeetRw8vH4k6bUAXyD5QoFwDO317IT+faGAq3CyJkFNndl1JjK9BQ== |
| 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
| 2026-09-17T10:59:25.356676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050706observed e98c8acb71a7ccbb529b96b25352027b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:25.337387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050706/manifest.jsonobserved f6886cc7e805b77d470c89aa73161f3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:25.320557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050706/publication.mdobserved e33c7261c7393dfad90ca76bea0f46bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:25.302504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050706/publication.txtobserved 65fba9107b3cb53004d6d318e6fd34cd...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. |
|---|