OT-2026-000057252
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000057252) never changes.
Identity and time
| Publication number | OT-2026-000057252 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bb-749a-b695-166edd5fce9d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057252 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e8f2b7b7d739ce9137a5bb9f8dd7f3150abc9e7936f421d693909631b30dc52 |
|---|---|
| Markdown | d4ef766d04c86f3dcbe44bb1d7a6faa895f2d8c1b9fb1d4ef555234f36207987 |
| Publication page | 47e665038d44042aa89651a8e7dac60e3cb026a50b8f4fa02a1210583ffb974a |
| Manifest | 7fec487d711c719df0950975473c9e9fa4089211eaf0b52dd8fd21bef4f20d79 |
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 | nwJG33TXebrmiMxE1ycFxGYDZ+F90zFzmC5uqxR8a5kiGotucSyD/sZQnC8Vj51c3EKCUd0T3sc7RUMy/a0zCw== |
| 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
| 2026-09-17T10:50:18.374730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057252observed 47e665038d44042aa89651a8e7dac60e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:18.356828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057252/manifest.jsonobserved 7fec487d711c719df0950975473c9e9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:18.335986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057252/publication.mdobserved d4ef766d04c86f3dcbe44bb1d7a6faa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:18.319071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057252/publication.txtobserved 6e8f2b7b7d739ce9137a5bb9f8dd7f31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:23.937781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057252observed 47e665038d44042aa89651a8e7dac60e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:23.920836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057252/manifest.jsonobserved 7fec487d711c719df0950975473c9e9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:23.904514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057252/publication.mdobserved d4ef766d04c86f3dcbe44bb1d7a6faa8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:23.886607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057252/publication.txtobserved 6e8f2b7b7d739ce9137a5bb9f8dd7f31...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. |
|---|