OT-2026-000022498
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000022498) never changes.
Identity and time
| Publication number | OT-2026-000022498 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fe-72c6-9736-79b312bd64fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022498 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75989e91b40d1624d0b59bc3cbb2f5c985b34755da0d78f83773d198856a5fbc |
|---|---|
| Markdown | dea859ff939444729fbe9b62940094f2c1a43a0cdafad89da976b2f274abc1c5 |
| Publication page | 5f019bbf924fabd83dac4edfab1442dfae0b0a0216c886b3dc150b0b83f83e0b |
| Manifest | 2843d9aff654f687b6d3f9a9babd6565d5f56e8a1152b3a26bd7652d618bcb36 |
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 | 9IGW2tuyeA0fq7UshzGGNYITkCzH4uycBcTQ8Q7Ru+LNBcTjLst6zoJq/lSpa7No7Crdic0YvLA256p/Z6NtCQ== |
| 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
| 2026-09-17T11:53:55.394787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022498observed 5f019bbf924fabd83dac4edfab1442df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:55.376002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022498/manifest.jsonobserved 2843d9aff654f687b6d3f9a9babd6565...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:55.269346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022498/publication.mdobserved dea859ff939444729fbe9b62940094f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:55.252576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022498/publication.txtobserved 75989e91b40d1624d0b59bc3cbb2f5c9...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. |
|---|