OT-2026-000043631
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold 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-2026-000043631) never changes.
Identity and time
| Publication number | OT-2026-000043631 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d0-760b-b3ef-48427e306ef1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043631 |
| Status | PUBLIC |
Content hashes
| Canonical text | 86d09df3def01b1fc5a8ff4881375720632b4991e7edb1b9d703b94d0c392d77 |
|---|---|
| Markdown | d6f5c4152ddabaa0d502ec1660210b3020e37eb3900872ac2439f457ddff2177 |
| Publication page | eba7c1cdea5fbcd95bb3ec37e73c19b782ad82531bd9adae410591eaf927df0e |
| Manifest | 0801db8b4acccd8167b09bb3576730e6d6369bbdd3f324a6ca788608a50bdda3 |
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 | gZhTe9jEAU7o7R5wFgZ6FEmODAAP0YN35/KhKb2z+fYzmILHMFz5heq8mkydJHJTB6eTn4iHnd0TbFY7uFIpAg== |
| 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
| 2026-09-17T11:13:06.271347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043631observed eba7c1cdea5fbcd95bb3ec37e73c19b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:06.253330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043631/manifest.jsonobserved 0801db8b4acccd8167b09bb3576730e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:06.233971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043631/publication.mdobserved d6f5c4152ddabaa0d502ec1660210b30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:06.213873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043631/publication.txtobserved 86d09df3def01b1fc5a8ff4881375720...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. |
|---|