OT-2026-000022890
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, 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-2026-000022890) never changes.
Identity and time
| Publication number | OT-2026-000022890 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46eb-723a-8469-0db8a4501cee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022890 |
| Status | PUBLIC |
Content hashes
| Canonical text | d051ff3ffa7a3d5691f36fbb39fdb2ba4dc46eb3264cfc83827273b26055494a |
|---|---|
| Markdown | 8d201c1d61d7e4cda5b5828ed7cf429d455e1ab1951a6ad56b55933dadc1f355 |
| Publication page | 6d6fb044ee03f00031225a5e23c6dcf6c67333d682b1de1e73c5b67446c82e86 |
| Manifest | f802759fbc3abd81cbc87b1f6400f84951e43bffae997e92b39c461b155e2ac9 |
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 | CI8RQULg4UWsUKAocEnxNQSZ25Aqc14BKDcFNtQqOIzjAC9Pu8zNAETc3JUa1n1o2VS1InCJwRnmwyWUXII1Bw== |
| 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
| 2026-09-17T11:52:27.624146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022890observed 6d6fb044ee03f00031225a5e23c6dcf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:27.605620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022890/manifest.jsonobserved f802759fbc3abd81cbc87b1f6400f849...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:27.587445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022890/publication.mdobserved 8d201c1d61d7e4cda5b5828ed7cf429d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:27.567585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022890/publication.txtobserved d051ff3ffa7a3d5691f36fbb39fdb2ba...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. |
|---|