OT-2026-000077643
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, pressure sensor per zone, 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-2026-000077643) never changes.
Identity and time
| Publication number | OT-2026-000077643 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ecf-738d-9e20-8225ca7ad4a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077643 |
| Status | PUBLIC |
Content hashes
| Canonical text | 95ca104a0b004b7c08baca52c8ad3ea3cbdd1e31eca72afe18148fdac8793f58 |
|---|---|
| Markdown | ea59179023d4c25f7efce3ac9cf858ad6fb22d2a9a0b73ff544935599a517bcc |
| Publication page | be3ad38b7b87920136b171ae80e631c70d44fce0448c85cb14dca4c2a9ed223a |
| Manifest | 8a683d76fccfc9edffd103f9e526f029dead3eddd74c6a83a20d7a74ea7a4357 |
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 | CDbtdPkPjL+baFtv3Mg0uPGTthjaPUH2/RbASYNYSeg7KKygTggRKXTzNw1R04VO4XBXRBTvd4OsGXeP1zgDBg== |
| 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
| 2026-09-17T10:07:12.531300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077643observed be3ad38b7b87920136b171ae80e631c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:07:12.513912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077643/manifest.jsonobserved 8a683d76fccfc9edffd103f9e526f029...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:12.493325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077643/publication.mdobserved ea59179023d4c25f7efce3ac9cf858ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:07:12.470395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077643/publication.txtobserved 95ca104a0b004b7c08baca52c8ad3ea3...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. |
|---|