OT-2026-000033580
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000033580) never changes.
Identity and time
| Publication number | OT-2026-000033580 · never reused |
|---|---|
| Internal UUID | 01a0ae75-a38f-7425-928d-7cdd70a8ad86 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:20.325649Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033580 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b8a35d01d3a9731947708b594b0ff61ead48404d63402c386fa8f8eabd16606 |
|---|---|
| Markdown | 55226b0474c0acb0c54826d03158ccba4ae0705723ad9e143a6680662cdd53b4 |
| Publication page | 109ba4d1b4107f4ff201774f50defb88d2db7486cd45ec64e2d1fc770a621b4a |
| Manifest | 2b55695f3b637e667409d67f666e3576c3601ebf99ed47d9a69e167ae151283e |
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 | 800jIIkFPer/zRmiqZt9+dR0uW8xzJH99kDv83r6PSlBMw7/AQlzYvI3w212kXJgyPcP4mfOwCMhc6rCMJeDBg== |
| 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
| 2026-09-17T11:31:27.223095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033580observed 109ba4d1b4107f4ff201774f50defb88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:31:27.207532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033580/manifest.jsonobserved 2b55695f3b637e667409d67f666e3576...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:31:27.190202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033580/publication.mdobserved 55226b0474c0acb0c54826d03158ccba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:31:27.172765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033580/publication.txtobserved 2b8a35d01d3a9731947708b594b0ff61...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. |
|---|