OT-2026-000042475
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000042475) never changes.
Identity and time
| Publication number | OT-2026-000042475 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cc-763a-9bba-87141604084c · 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-2026-000042475 |
| Status | PUBLIC |
Content hashes
| Canonical text | a515ec044adb59b514dc3f4eb38b36d134d2272ae7450aed0d215c10d914c729 |
|---|---|
| Markdown | 21fd49f40e8ebbfeab976cfd3ec250d1c675d279c06b770aa69e3fbab01ebcb1 |
| Publication page | 9f36c350a9801d083e4d9a093b250411f60fa330786c3e858fb3d389c24a8fd6 |
| Manifest | da169b6a7669e1e782975387a052534688a4de2c6e43e8961eca95b6621fde18 |
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 | +3s/dSZ+SLUZDmCOPbxu7IosWpGhAz/N4l6VLk7sxrLUhVgdswYLS8s0SO9sciEtoGPf3MJMczJflbeGonARBg== |
| 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
| 2026-09-17T11:14:02.499475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042475observed 9f36c350a9801d083e4d9a093b250411...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:02.480232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042475/manifest.jsonobserved da169b6a7669e1e782975387a0525346...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:02.462744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042475/publication.mdobserved 21fd49f40e8ebbfeab976cfd3ec250d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:02.442098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042475/publication.txtobserved a515ec044adb59b514dc3f4eb38b36d1...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. |
|---|