OT-2026-000027787
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, pulsed blow-off 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-2026-000027787) never changes.
Identity and time
| Publication number | OT-2026-000027787 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a4-7b26-868f-d1378ffe5e53 · 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-2026-000027787 |
| Status | PUBLIC |
Content hashes
| Canonical text | c4ff963ada1ce3e05863c4768e0fce415ae6df553478fc110ded25122cfcd159 |
|---|---|
| Markdown | 08505025c7718119eda3c59b68559c63d7dc3e079879cb2b8490e25faf036992 |
| Publication page | b7f9c8d124735695b2b21c875c9f6715a79f1ebe51616746d86e78bb11472627 |
| Manifest | 638f2729665771ac7abe7e6fdc1ac681f59656ec4a2f86d56f9d5dc719c00d40 |
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 | HlZ7pgvmnvLYtJbKfHjaL3A8swXhHddZf7++mV3lcU3lqzrvRJdpDM5HgCGmZbc7q+CvvL+dgk4+1quPFTAeCQ== |
| 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
| 2026-09-17T11:41:49.906514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027787observed b7f9c8d124735695b2b21c875c9f6715...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:49.889215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027787/manifest.jsonobserved 638f2729665771ac7abe7e6fdc1ac681...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:49.871697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027787/publication.mdobserved 08505025c7718119eda3c59b68559c63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:49.854964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027787/publication.txtobserved c4ff963ada1ce3e05863c4768e0fce41...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. |
|---|