OT-2026-000031848
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum 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-2026-000031848) never changes.
Identity and time
| Publication number | OT-2026-000031848 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-7198-96f4-ba6e068b0d6a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031848 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98010a4bdc37c22e1b89f80238f6b680d15f73c90f9fb9843b8a2366e16f2c8f |
|---|---|
| Markdown | 7e75878cecf7fcf110a79ddb90bd376b1440c9b53074739d34f5973a8d6c38a1 |
| Publication page | 7aab7206adc6df2d08c3f5424ea86cd7fb717af30605029b666efbbcac4995ed |
| Manifest | 4c2971775b69eee17eb75f8b8bed00a89e32e2c54917e239153c071bfe3f0dca |
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 | /wPhwXOknOjQeoWuXTZJjDT+Fd6Btaq+515UCD+tlq76BXajNfWhTKr6B2Pm7yxLgMzs1euk+ZRY6EwCdM96CQ== |
| 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
| 2026-09-17T11:35:06.066872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031848observed 7aab7206adc6df2d08c3f5424ea86cd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:06.049415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031848/manifest.jsonobserved 4c2971775b69eee17eb75f8b8bed00a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:06.031278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031848/publication.mdobserved 7e75878cecf7fcf110a79ddb90bd376b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:06.013577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031848/publication.txtobserved 98010a4bdc37c22e1b89f80238f6b680...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. |
|---|