OT-2026-000056111
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000056111) never changes.
Identity and time
| Publication number | OT-2026-000056111 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7358-8e4c-fdd4681371c8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056111 |
| Status | PUBLIC |
Content hashes
| Canonical text | 814730bb68b063586ce5ef09b9ea6f0fba3141ff9f0d8b2888c0781500388f2f |
|---|---|
| Markdown | 5e7e5c95a090dcff44cfaf0fe83951e646b237ba75e26d48fed482f6531d1a8b |
| Publication page | 30c1097d153074f5fbfd96a3a0805133a365a159fe0a5852a6fc0ae693f964e2 |
| Manifest | a241dc516677b6e69b5ebb9f3a425ce2ca35efe14b14264242ba01f01363d35b |
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 | YhRHvgU0IKbtZggWb6r+4GEn7hoYRLMM6/EPx5U61AwoQhFjE/l8G+IaNPIGXbPToSCRsARROnRj55GH5tRaAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:39.219078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056111observed 30c1097d153074f5fbfd96a3a0805133...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:39.200982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056111/manifest.jsonobserved a241dc516677b6e69b5ebb9f3a425ce2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:39.183705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056111/publication.mdobserved 5e7e5c95a090dcff44cfaf0fe83951e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:39.166240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056111/publication.txtobserved 814730bb68b063586ce5ef09b9ea6f0f...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. |
|---|