OT-2026-000043655
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-2026-000043655) never changes.
Identity and time
| Publication number | OT-2026-000043655 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d0-762f-b433-2a7f4be9f1b5 · 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-2026-000043655 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0b5aa5a6d27ea788b6df97bfa8961aefcb05fa1cf4ab1e45da2be0004f517c94 |
|---|---|
| Markdown | 6702b552443b89b73f08df1d696f7ebd820e5d68fdf4adb55cceeca5dd0047c5 |
| Publication page | c4179bc7886c04c8d914c559e88fa2596d1edb16e82e4216b2d99af0e56c3dba |
| Manifest | 53c8a7a265db67d3f65b246575f5eedf1170d0d422d2650bdc26b3f19339d588 |
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 | 8R/OACxBHwmuOeuEAoC1EPmNT6Nf0vWilsIDhMGfOEWXdYZ34KAMoOrAvLJvJaSWLNhds6FNCesGGQAYH7gJBA== |
| 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
| 2026-09-17T11:13:08.225417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043655observed c4179bc7886c04c8d914c559e88fa259...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:08.206487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043655/manifest.jsonobserved 53c8a7a265db67d3f65b246575f5eedf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:08.187519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043655/publication.mdobserved 6702b552443b89b73f08df1d696f7ebd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:08.166572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043655/publication.txtobserved 0b5aa5a6d27ea788b6df97bfa8961aef...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. |
|---|