OT-2026-000042581
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000042581) never changes.
Identity and time
| Publication number | OT-2026-000042581 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7070-9662-07c55c557e3c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042581 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0abb89bdd5fc54e6444da4cd13393cefa9960f9de901e89956523dbd29705e89 |
|---|---|
| Markdown | 58b7c8d715f683e28daebbc46400c41a71b71b05200438eb9f72dcca9ab62aa5 |
| Publication page | b2e758c8a9cf905fdfb10b33e110dacce78f3e7e112e062a4202d10e8b6e6b8d |
| Manifest | 92010e0db6927173bb02af81063c667677abf697113868483f26ebee05356d9f |
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 | quxAmhyVrMwEaVp4Xkw13KW0mNaS7wXyDAifQciUgkdS/xoneID9BzwQGxUXXlcjH0BHWSFvULoagVlzzwo9DQ== |
| 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
| 2026-09-17T11:14:17.940321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042581observed b2e758c8a9cf905fdfb10b33e110dacc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:17.919759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042581/manifest.jsonobserved 92010e0db6927173bb02af81063c6676...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:17.900014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042581/publication.mdobserved 58b7c8d715f683e28daebbc46400c41a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:17.881668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042581/publication.txtobserved 0abb89bdd5fc54e6444da4cd13393cef...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. |
|---|