OT-2026-000053290
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, 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-2026-000053290) never changes.
Identity and time
| Publication number | OT-2026-000053290 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a15-7b7d-8953-941c6dcbc400 · 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-2026-000053290 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97e75155458b2038d7e61e28bd055403dc2fe230ac6e8ea4f64df0900f0d82e2 |
|---|---|
| Markdown | 35ccb875c2e2c26239bd83b47e540868b2481877e8916973e655d474dd45f218 |
| Publication page | 7fb879b4ed04f5e38be661631e064b7ad62f5ae97eb131a9b517a09ec81dd731 |
| Manifest | bef8d0032bf8c5a6bb380408f4d599ba38af5ea42c149332dabf1c5e73ae4c55 |
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 | sU/xPKzGcn0wtLCT6xyob3WbALhUh0/ZdI9C6Uh1AIoOvC4e9LNEVuYBoTPr60PiOST0oWHuCo4VYmLzV7aJAg== |
| 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
| 2026-09-17T10:54:58.576891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053290observed 7fb879b4ed04f5e38be661631e064b7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:58.558273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053290/manifest.jsonobserved bef8d0032bf8c5a6bb380408f4d599ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:58.538483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053290/publication.mdobserved 35ccb875c2e2c26239bd83b47e540868...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:58.519396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053290/publication.txtobserved 97e75155458b2038d7e61e28bd055403...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. |
|---|