OT-2026-000021235
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000021235) never changes.
Identity and time
| Publication number | OT-2026-000021235 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7b8a-88b5-ebe305051b61 · 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-2026-000021235 |
| Status | PUBLIC |
Content hashes
| Canonical text | b50e35d2a2b36cf61b0678852c51623aacfc26a64597cd6e85560ebca764362d |
|---|---|
| Markdown | 76b1381424ab0ac1f4fc4d14845ec37ca211f595013f27cd4732c97ad37e10ee |
| Publication page | b92886a485aa738bcd0633c44c3ba9223bf1f7c5db08d843d5b203c00cd33352 |
| Manifest | b968c4f2dba258ec002d62916ae679b8db4218d09022513aa674a4d2aea4449c |
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 | XGsuddgkbN+YS9WD5EL8B9lqF1Y9CF9H4mQ34OCsK9bfFGOrul5Dh0P+PuTSOHKNZnNlE4YdR5dYKdaql2qqBA== |
| 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
| 2026-09-17T11:55:02.845199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021235observed b92886a485aa738bcd0633c44c3ba922...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:02.826347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021235/manifest.jsonobserved b968c4f2dba258ec002d62916ae679b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:02.806427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021235/publication.mdobserved 76b1381424ab0ac1f4fc4d14845ec37c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:02.788849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021235/publication.txtobserved b50e35d2a2b36cf61b0678852c51623a...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. |
|---|