OT-2026-000028044
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000028044) never changes.
Identity and time
| Publication number | OT-2026-000028044 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-70ed-8062-14cca08d2eb4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028044 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ed021ee326ccf6b6f68938e4d63c57654da2d8f2d45c5a50a38060798626406 |
|---|---|
| Markdown | 24211d6fb1fdba8ef99771c5552bcb2d7653dce440508b96a66e344e3101fc2d |
| Publication page | 956306108858585f8d58d7433572fdf2b0448201e8403b09a2047058646c4253 |
| Manifest | e96d6bc7d84829763609ff259f4c087670767acb8d6540131157f73699093f3b |
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 | OsbHgF/EMCbILjbDypG9AwJmFe2/rOVvPJBh6YkfZlgif3JQpM2VpCX7hIhmZ4XJ+Uxg9GwCHpJnz/J7BfzUDg== |
| 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
| 2026-09-17T11:42:22.386326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028044observed 956306108858585f8d58d7433572fdf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:22.367646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028044/manifest.jsonobserved e96d6bc7d84829763609ff259f4c0876...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:22.342850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028044/publication.mdobserved 24211d6fb1fdba8ef99771c5552bcb2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:22.324696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028044/publication.txtobserved 6ed021ee326ccf6b6f68938e4d63c576...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. |
|---|