OT-2026-000021741
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump 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-2026-000021741) never changes.
Identity and time
| Publication number | OT-2026-000021741 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7499-8683-ae6615b9a669 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021741 |
| Status | PUBLIC |
Content hashes
| Canonical text | 800a21fb33052335837fcc2631f33ff3851d28e9f353967a95effb1d62decec4 |
|---|---|
| Markdown | ff0fec4c767f07055ab45d17830c7c6bfc717217f9fe57528bba1bf2d5b2cacd |
| Publication page | a7a1584e9d790f81c6c9c47b3cc279cc19f527b926b7dc7ed0eae2d062705804 |
| Manifest | c91cfd82a83f8871835bc8a28ce20e94af9a365ccd3172f245bed44e77e271ec |
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 | +eML1OZyI/o1Tt2SpHX9/Vz/BQnTe0Df4mkE+Z9+SV+iFi5PSN9xQ+BQwvBCVf4ot1iN02mBNApAGz/OeF7eDw== |
| 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
| 2026-09-17T11:54:16.932937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021741observed a7a1584e9d790f81c6c9c47b3cc279cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:16.915264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021741/manifest.jsonobserved c91cfd82a83f8871835bc8a28ce20e94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:16.898443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021741/publication.mdobserved ff0fec4c767f07055ab45d17830c7c6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:16.881618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021741/publication.txtobserved 800a21fb33052335837fcc2631f33ff3...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. |
|---|