OT-2026-000056108
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off after set-down
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-2026-000056108) never changes.
Identity and time
| Publication number | OT-2026-000056108 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7ab8-ab05-a54efa85a61d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056108 |
| Status | PUBLIC |
Content hashes
| Canonical text | 716e55afbb22ee4e4be6280fa4f871e74c5c3ea421367988d44cf1bddd83c982 |
|---|---|
| Markdown | 2a57fdd7ff37155545d55950ca003c2343668d4edc1478d9139f299db964c7e9 |
| Publication page | e5a632b1bc2ee70aaea9ef782d95310dff4b47ea2099914047c1b70a275891d2 |
| Manifest | 57420bbc35e6482f10cfb29958a184555708a249c6e8ea1ff962b67406da2628 |
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 | 1T7ETH+klbrusc6kLv0A8l1BOmgCrtsi9bSnBS0j0i0BlD/lrb0lvgsjg2asnlURPJBPYULhH1+ZkjzO1xMSBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:38.991128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056108observed e5a632b1bc2ee70aaea9ef782d95310d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:38.972211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056108/manifest.jsonobserved 57420bbc35e6482f10cfb29958a18455...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:38.954071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056108/publication.mdobserved 2a57fdd7ff37155545d55950ca003c23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:38.935083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056108/publication.txtobserved 716e55afbb22ee4e4be6280fa4f871e7...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. |
|---|