OT-2026-000077731
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000077731) never changes.
Identity and time
| Publication number | OT-2026-000077731 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ecf-76a9-85f5-1a72b5763cc9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077731 |
| Status | PUBLIC |
Content hashes
| Canonical text | f45aa104599b13c734971bf092d1b0a0991f900bd557ed3ef4fccc8616582e1c |
|---|---|
| Markdown | 3f54749f266d2c2327ef8c65596bfb29c7af29529208df91f4b6f65a2ce17c94 |
| Publication page | b0e9194a49e0d52437ec7e57b2fe823674a8897440899adf19296eee706e6fc0 |
| Manifest | e77478518e1b952fd7365ba7702f3b927b2848eb4ad80fd17a2357ae7bb2af36 |
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 | wWDWxYtTd3UXb2evCvN0PoVr8aLH9wSEEfhxHr0/Ys7UnZRMr9xVkM2DeJzRYOiW4NkjusyfLp1/CPAVkXakDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:07:18.530247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077731observed b0e9194a49e0d52437ec7e57b2fe8236...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:18.514006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077731/manifest.jsonobserved e77478518e1b952fd7365ba7702f3b92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:18.495693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077731/publication.mdobserved 3f54749f266d2c2327ef8c65596bfb29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:18.477398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077731/publication.txtobserved f45aa104599b13c734971bf092d1b0a0...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. |
|---|