OT-2026-000004009
Publication integrity record
Vacuum cup gripper, two zone face, plant vacuum fed, contact triggered, vented 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-2026-000004009) never changes.
Identity and time
| Publication number | OT-2026-000004009 · never reused |
|---|---|
| Internal UUID | 01a0a90c-b471-790d-bbcf-a9c91667417a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:37.267962Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004009 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23ae6004057cbda4af1edb023676b2b227bb4101ba21aeb5e12af93a7cd30b17 |
|---|---|
| Markdown | a920604feacf8d6dab57639155b03479b528b96de521f00a71c8a8205b4f65bb |
| Publication page | c9af0091dee19c40c2d0dc92672ba5e5b82c1f4c6f302e3b49d89bc66724e1b4 |
| Manifest | 450cf6707c63f6855f5b03d8ae2f1863c4f0c3fbd79b84b3b4daf39161fac8b5 |
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 | 6BRDE8vtAUQgmriN1DC9hfgDPc5t3C/GLrmNBrEQkOKEmLiVd3A13igpaV1KyPK3859BBiE4L7zDu2QUItCEAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:06.536405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004009observed c9af0091dee19c40c2d0dc92672ba5e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:06.523119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004009/manifest.jsonobserved 450cf6707c63f6855f5b03d8ae2f1863...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:06.509676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004009/publication.mdobserved a920604feacf8d6dab57639155b03479...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:06.493444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004009/publication.txtobserved 23ae6004057cbda4af1edb023676b2b2...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. |
|---|