OT-2026-000053473
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000053473) never changes.
Identity and time
| Publication number | OT-2026-000053473 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a90-7a92-8018-86a22411c2c1 · 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-2026-000053473 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c1820039dc56eb035b578f8012bd1aec526f695719769eb0b8beff673a23667 |
|---|---|
| Markdown | f705178385f0b3d12043b1641eef59603c038e098c6703bc14da77aa771e2bd0 |
| Publication page | a4f7e68db6cd551e304e2ed42aefc5e74a65dbeaccbca4f8f53919dee613744b |
| Manifest | 7972df7362e1dab8743271bf2b47cc8120383f100f5aae4425c06840dfdc8fea |
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 | 0ygn24USY7vJmOdZZf8/gRfY/XNie5kr4yw1LACCzsX1xJXUN1vNDEe90CfTkGCVMeKLn/isYwJjBYFQ1EyaCQ== |
| 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
| 2026-09-17T10:55:13.517640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053473observed a4f7e68db6cd551e304e2ed42aefc5e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:13.499581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053473/manifest.jsonobserved 7972df7362e1dab8743271bf2b47cc81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:13.479147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053473/publication.mdobserved f705178385f0b3d12043b1641eef5960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:13.459650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053473/publication.txtobserved 9c1820039dc56eb035b578f8012bd1ae...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. |
|---|