OT-2026-000021711
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000021711) never changes.
Identity and time
| Publication number | OT-2026-000021711 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7653-86c3-9fa514ee4460 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021711 |
| Status | PUBLIC |
Content hashes
| Canonical text | d62ce38d9feca938a11f93dac2f7378708a2c240471ea14af974b8a645925a98 |
|---|---|
| Markdown | 94785fd5b364ca5628c911f204439617fc8b3ec52fcc7783150c6055c5b3d702 |
| Publication page | d038e43286b343b6b9bda99479c30d112fc47a8f18b3514e0fb0466b6f1fdae4 |
| Manifest | f082c6d45b82901133dec43766f80f180c03a22df9dc6499908b19d96bcc9c7a |
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 | m3mKx6/7w5R2VgdsS/Fpj2S4S99AVh00rHi0SFWraZ8OLfcsC/FGWfGufjIjhf4vYTwa0Bl0C3ntaih5/WWuAQ== |
| 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
| 2026-09-17T11:54:15.151058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021711observed d038e43286b343b6b9bda99479c30d11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:15.133776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021711/manifest.jsonobserved f082c6d45b82901133dec43766f80f18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:15.115121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021711/publication.mdobserved 94785fd5b364ca5628c911f204439617...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:15.097796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021711/publication.txtobserved d62ce38d9feca938a11f93dac2f73787...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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