OT-2026-000021289
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000021289) never changes.
Identity and time
| Publication number | OT-2026-000021289 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7b09-b172-8b52c4dc0810 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021289 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6bc6f79a5fa4830eae020bbc0e4a56efdf27661ec0d97263a5dfa3c3516262af |
|---|---|
| Markdown | ed8af07d43e0f2ba05d2acac330b2113861c9e648437da03e731cc252968bec3 |
| Publication page | e989e6f1dc3da4306fcbed827d6da8df8dcebacc48388cffd782b537c47e996a |
| Manifest | 997ca40f01c92e8f36ad839eb0c4ae29fadefc04410b0c56c15b137553552a45 |
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 | niDPhpwfKzeV6qXtTuSYgdxybA292M/L30OYbnLVAretdUzoOCGysQ5c2pgizeHc5wdPk6sbbUvB9OjZNCajDQ== |
| 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
| 2026-09-17T11:55:07.406851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021289observed e989e6f1dc3da4306fcbed827d6da8df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:07.389929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021289/manifest.jsonobserved 997ca40f01c92e8f36ad839eb0c4ae29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:07.370996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021289/publication.mdobserved ed8af07d43e0f2ba05d2acac330b2113...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:07.353130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021289/publication.txtobserved 6bc6f79a5fa4830eae020bbc0e4a56ef...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. |
|---|