OT-2026-000053082
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000053082) never changes.
Identity and time
| Publication number | OT-2026-000053082 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a431-7234-bb4a-d6c4a59c1e91 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053082 |
| Status | PUBLIC |
Content hashes
| Canonical text | e21373d3929a9dd4081133eb84548c7ebdd3967535c4d9bf9c7c2861235722a0 |
|---|---|
| Markdown | dee7175014a0792dfae7a9d358a8e1c2ffc008cc36cb625551110c986cdd79b4 |
| Publication page | 3b190639e1730bc896677e4abd41d9748e746f2446aafc5e560727f395f7cad0 |
| Manifest | 13087ecb90bfe98e651fcf4c1f4107d0272a2e2a6dc354e9190bdd53e38bc7e0 |
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 | Oe3yr2dIkenwKHJ1RqU+unHjYCkQJqF4mqcPP5/vXiWoLuFxvFw1ETWUQqnV+7Ls5/Q4BZAbZtBkZ2E5JTBcDA== |
| 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
| 2026-09-17T10:56:48.072686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053082observed 3b190639e1730bc896677e4abd41d974...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:48.056533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053082/manifest.jsonobserved 13087ecb90bfe98e651fcf4c1f4107d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:48.039442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053082/publication.mdobserved dee7175014a0792dfae7a9d358a8e1c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:48.021329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053082/publication.txtobserved e21373d3929a9dd4081133eb84548c7e...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. |
|---|