OT-2026-000020012
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000020012) never changes.
Identity and time
| Publication number | OT-2026-000020012 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-736f-b10a-50b74815aa54 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020012 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5e3082ad1337f2b60eb376831be032e9769b9e904fe5d48d18f87c1a93e1125f |
|---|---|
| Markdown | 590f9093cbad85d1edd6666a3587748c87c63b8489393827d2a3cce0c3509052 |
| Publication page | 49c178aba86db0edd68ce6549cd48abd16e585139b9ed62b5e7117b312615f59 |
| Manifest | 85330db0cc50a9f620f3b58e81dfbfbdf7a53a7b68acd1c16923cf71558371c3 |
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 | PKB9d5lZwRY9L50/+Mj85O1+VYTNVYi+H3ouUwRya5ni6nYVBEZaPHNv6A9Wvo/w5PQ2nr8i5Ohkd/kNQEhXDg== |
| 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
| 2026-09-17T11:58:15.777001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020012observed 49c178aba86db0edd68ce6549cd48abd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:15.759092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020012/manifest.jsonobserved 85330db0cc50a9f620f3b58e81dfbfbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:15.741268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020012/publication.mdobserved 590f9093cbad85d1edd6666a3587748c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:15.722604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020012/publication.txtobserved 5e3082ad1337f2b60eb376831be032e9...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. |
|---|