OT-2026-000090504
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained 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-2026-000090504) never changes.
Identity and time
| Publication number | OT-2026-000090504 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-730a-8dbd-fc62228896dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090504 |
| Status | PUBLIC |
Content hashes
| Canonical text | c653994df07e3f3c38cd98f19f69e3ed58e0c0753bfcc23a86bb42c642122343 |
|---|---|
| Markdown | 7b6dfd35af36a1a02a87bda7be6b72c9c3e51f8b3cf29f38fa720dfe1e134e9c |
| Publication page | fa0d8c69d33d238d415c854d813cbeefdb06cef7e8358ccd9284ea10ccbb6720 |
| Manifest | 0fbacf253dcab70f60d64c59f7c6af9120585a066e30e4e1a07dda3a4cb80f4f |
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 | ntyMhfTDYlR6pLiSh0dFnOYdr+w45e2NSmauSqhrG/HAChEfchNBgUvnuysI/1FN5llRdlsCNpx9fwVrFChQBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:38.852592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090504observed fa0d8c69d33d238d415c854d813cbeef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:38.833999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090504/manifest.jsonobserved 0fbacf253dcab70f60d64c59f7c6af91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:38.815362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090504/publication.mdobserved 7b6dfd35af36a1a02a87bda7be6b72c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:38.796213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090504/publication.txtobserved c653994df07e3f3c38cd98f19f69e3ed...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. |
|---|