OT-2026-000077984
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, vented after 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-2026-000077984) never changes.
Identity and time
| Publication number | OT-2026-000077984 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-73e5-a8e1-a5b5a69a8767 · 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-2026-000077984 |
| Status | PUBLIC |
Content hashes
| Canonical text | ac5dbda338680e40974a7494edd3de936c56455c3746d2b7c830493c71c538a5 |
|---|---|
| Markdown | ddf54f02f60a3d85f2eac16f19d31dc990fb425d28528f0e3f2081bc9c78eb71 |
| Publication page | f9b8c27a740da94e4d5046f712ec6dd86cec1c3bc5643cd49c4429df08ddf9fc |
| Manifest | e04409ba07d410b0f906d399913d441029c2d346f8ef2c76d1129f63d21aeaa1 |
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 | OPNMWwIulHkC9iFQLKxdcytYZ+BPW21qsnIaEtSuhgaZ+RLXgjiIBlvFUl+2SAdx0rT4kCgbRscdocTHK/8pCQ== |
| 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
| 2026-09-17T10:10:24.522157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077984observed f9b8c27a740da94e4d5046f712ec6dd8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:24.502356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077984/manifest.jsonobserved e04409ba07d410b0f906d399913d4410...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:24.478955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077984/publication.mdobserved ddf54f02f60a3d85f2eac16f19d31dc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:24.459826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077984/publication.txtobserved ac5dbda338680e40974a7494edd3de93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.173514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077984observed f9b8c27a740da94e4d5046f712ec6dd8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.156212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077984/manifest.jsonobserved e04409ba07d410b0f906d399913d4410...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.138221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077984/publication.mdobserved ddf54f02f60a3d85f2eac16f19d31dc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:16.119023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077984/publication.txtobserved ac5dbda338680e40974a7494edd3de93...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. |
|---|