OT-2026-000027871
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000027871) never changes.
Identity and time
| Publication number | OT-2026-000027871 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-7181-8c91-8981455663d4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027871 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88e632b50506f6ce10fea6d5b71db21c1180341ed3c396579b8a6d82f4e4c520 |
|---|---|
| Markdown | b9f43fa1baa9c3815b380b00f0af74ed506ecfd659ae4e3067ee671be4c0c4bd |
| Publication page | 1983c113fc0745d62c487fb5c3370160f7de094f3896ae43d158de6d325c178c |
| Manifest | 1efc3848af33ea14231680f74f0f1184cf2aff681dc5ac03f54c30caeafedb67 |
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 | qbjrsKuU5sXt/5MYCwGinbBAa3dgUE2Wr1LQzqcWU8VD6gRlZKz8nJxj059i4/2WdODoJ7QTI225ezFYGx/gBw== |
| 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
| 2026-09-17T11:42:01.516169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027871observed 1983c113fc0745d62c487fb5c3370160...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:01.499595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027871/manifest.jsonobserved 1efc3848af33ea14231680f74f0f1184...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:01.478153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027871/publication.mdobserved b9f43fa1baa9c3815b380b00f0af74ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:01.460712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027871/publication.txtobserved 88e632b50506f6ce10fea6d5b71db21c...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. |
|---|