OT-2026-000021986
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000021986) never changes.
Identity and time
| Publication number | OT-2026-000021986 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5c-7a81-9464-f628e1063a54 · 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-2026-000021986 |
| Status | PUBLIC |
Content hashes
| Canonical text | d41ad78bf02a2992d2c0f38015670cd02a2bf5f07beb76bf7c101b7decb7cdbd |
|---|---|
| Markdown | 8456b4d263b19c831e0e71e014e9f70db80eb6079a7456405da565343b46c8e4 |
| Publication page | 50d367dccdba01aff815e88812c96b63ce1561cbc9ff9a869ab5d724990f7e42 |
| Manifest | cdfb8c6beab343a7dcf4972a56e2ac4105b247a7f59df85b420223a2358c05b0 |
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 | 7JkBEvO2OL9udeoyONWFXHKc3sB9zvowO3QQmMWMgEcWyiLYU6CgBdk9ZInfyPdJJKLdsdOwhWy3R2dEhhgKCQ== |
| 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
| 2026-09-17T11:54:39.661503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021986observed 50d367dccdba01aff815e88812c96b63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:39.643521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021986/manifest.jsonobserved cdfb8c6beab343a7dcf4972a56e2ac41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:39.626445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021986/publication.mdobserved 8456b4d263b19c831e0e71e014e9f70d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:39.609190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021986/publication.txtobserved d41ad78bf02a2992d2c0f38015670cd0...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. |
|---|