OT-2026-000038196
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line 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-2026-000038196) never changes.
Identity and time
| Publication number | OT-2026-000038196 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d50-7227-aff5-aed033be3e34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038196 |
| Status | PUBLIC |
Content hashes
| Canonical text | 177359db2604bb26752cb63043782c2ca39be76f88a9bb341bbf4dac46865433 |
|---|---|
| Markdown | 0ffded1b5a376015cb304be8372badcafd751b245dc15393c6e8c54ea11f5467 |
| Publication page | 19733fb09485e56f6823047ca552e7138b5f324f307bc7d2029d18091889fe82 |
| Manifest | 7d0bfab9e71cf565e2786c251fb6318cb0f833bcdd25fcd4f836c312e13a8066 |
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 | EGeHCkBAwc35upMOtYrd4FM7RdEkMXCZyUKpZnwh//iRZ5fQpEKX2NQUlG6KFq1qYOzcSh3zg7gHOPhAUA9fCA== |
| 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
| 2026-09-17T11:22:19.570999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038196observed 19733fb09485e56f6823047ca552e713...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:19.551864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038196/manifest.jsonobserved 7d0bfab9e71cf565e2786c251fb6318c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:19.535618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038196/publication.mdobserved 0ffded1b5a376015cb304be8372badca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:19.519637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038196/publication.txtobserved 177359db2604bb26752cb63043782c2c...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. |
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