OT-2026-000021966
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, sustained 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-2026-000021966) never changes.
Identity and time
| Publication number | OT-2026-000021966 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7d6b-9741-5963b242741c · 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-2026-000021966 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8132804318de2f11af49b82dc57f664680f0c732b0b38996af462f03f37c1af |
|---|---|
| Markdown | 35c0622f30fe7454f4c368fd8ed15d704c7a724f119ca8075d7b7e1541fac279 |
| Publication page | 7695d93b038b7060ce7499555cf3c78ea442c59cf8a9ed4754a1a4bf23fcaaa4 |
| Manifest | 679ee16dd19fd6833e4c0008b46c8667122650bb79548b91c958f026f64584c2 |
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 | D+HgZWVDW0h0Vhgqjb3YVYAOVozBcUN9RBysdSpL3peBc0omjh3yl/UgZ3zsLt1Fi3nv8KyEJvYpTmeI85fiAA== |
| 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
| 2026-09-17T11:54:38.172329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021966observed 7695d93b038b7060ce7499555cf3c78e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:38.153597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021966/manifest.jsonobserved 679ee16dd19fd6833e4c0008b46c8667...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:38.133438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021966/publication.mdobserved 35c0622f30fe7454f4c368fd8ed15d70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:38.114715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021966/publication.txtobserved a8132804318de2f11af49b82dc57f664...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. |
|---|