OT-2026-000019488
Publication integrity record
Two bellows cup vacuum gripper, two 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-2026-000019488) never changes.
Identity and time
| Publication number | OT-2026-000019488 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7c4a-a856-f40a5447870b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019488 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d18edd3a9fe46aad87a3858b54a3e923a4bfb03ddab763e3596e1d9461092dd |
|---|---|
| Markdown | 3df004e1d40df4bd488b01645cf30a5f8008fc7520e4d82dd346e35cc52af6e6 |
| Publication page | cd1504a11e65d9c8174764959c44b7085c1a8c71cf5a76d446e740a034ea984e |
| Manifest | ba9f6d277164566c0876564d250413cfc722c1e6debb633800b86adbb3e5e119 |
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 | M7YN/QqMRP0c8vpI95Gr4tUsCmUMGzvYZ6eZc587FsTOS88Y44gufzJQhet9ZGTZCEwno+U3Zh6/F+yp7Fw9DQ== |
| 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
| 2026-09-17T11:58:54.811569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019488observed cd1504a11e65d9c8174764959c44b708...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:54.792714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019488/manifest.jsonobserved ba9f6d277164566c0876564d250413cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:54.764767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019488/publication.mdobserved 3df004e1d40df4bd488b01645cf30a5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:54.737276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019488/publication.txtobserved 7d18edd3a9fe46aad87a3858b54a3e92...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. |
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