OT-2026-000053599
Publication integrity record
Four cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000053599) never changes.
Identity and time
| Publication number | OT-2026-000053599 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a93-7de5-9c6d-e08e66b61708 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053599 |
| Status | PUBLIC |
Content hashes
| Canonical text | aa3217c2438107c23e3523954f972f1f107c0b7314c2e3cf39adca0802f04358 |
|---|---|
| Markdown | bd61b81fbc89b85bf4105308f0898f87d6701495f3eb0de631988fa3bdf0ba10 |
| Publication page | 4ba0ffab2034b3a6988c0825ae2ada329e4452de7808b8e338759f569db252d1 |
| Manifest | 280819c22419df9cf6ea4b74c69ea71f65a2d024dde0fe67092fd10bf67ded3f |
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 | GBpANU0Z50Y9my3QDvw0VzhXHvSk3vTGU6KtxLH9YZnmD/pNtJ3s7D/sksjO5h9LPvZjNee9yxPweEgImTlnDg== |
| 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
| 2026-09-17T10:55:28.264646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053599observed 4ba0ffab2034b3a6988c0825ae2ada32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:28.245679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053599/manifest.jsonobserved 280819c22419df9cf6ea4b74c69ea71f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:28.227722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053599/publication.mdobserved bd61b81fbc89b85bf4105308f0898f87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:28.208987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053599/publication.txtobserved aa3217c2438107c23e3523954f972f1f...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. |
|---|