OT-2026-000019170
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000019170) never changes.
Identity and time
| Publication number | OT-2026-000019170 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-7e91-a8a8-4065cf0dfd9f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019170 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56061c302d0b8e72de84b66c656245d9e2e0d52a435ee60b643300d197cc91b8 |
|---|---|
| Markdown | 663ff0cbcf87b84a862c022c141ef89eaa41ddc18bd90991112169eefab2de0c |
| Publication page | d50912090c962266c019d2ba748ca6e79b4ce521475b02b5ba552b36d75c3ea4 |
| Manifest | 1080c1c9bb50053dbcfb13bb3198e05db2100fba494490929c7164e45ee3abe1 |
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 | QNR60/Nqu77Cq7TIAqLCdQtWD1eP2IoPEVqFkA64OmuI5Bt3wnbrnTaonOB9XvZsqGyIbSnk8cWIKPWcpPqAAQ== |
| 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
| 2026-09-17T11:58:28.968760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019170observed d50912090c962266c019d2ba748ca6e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:28.951041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019170/manifest.jsonobserved 1080c1c9bb50053dbcfb13bb3198e05d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:28.933790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019170/publication.mdobserved 663ff0cbcf87b84a862c022c141ef89e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:28.917304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019170/publication.txtobserved 56061c302d0b8e72de84b66c656245d9...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. |
|---|