OT-2026-000021534
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000021534) never changes.
Identity and time
| Publication number | OT-2026-000021534 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-77cc-85bb-c9cbd8cade62 · 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-2026-000021534 |
| Status | PUBLIC |
Content hashes
| Canonical text | ad9bb46ee7a67db4146681e9acbeedaa949270ec37b8944d3cc68b61df2204cb |
|---|---|
| Markdown | c0ef4dd844eae9bc32ee1c12d903a560c87dcf833de444a3ba97b74fadf474a4 |
| Publication page | 2cf114ed117101e8eb18bab168cf708859679684bf7b811674e15885613f697f |
| Manifest | 66184024a8164612f4a1f2807dbe0ad979c4715f3bc7da5bd0efb8f02152ba11 |
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 | KhN+snYBGaypGLE8JCfIKQSWW5k05EPIl9lXBrBMsCl78uRUiYI0wX91B6NO0JaciUx9t3Q/AFr8ep0Fa8vBBw== |
| 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
| 2026-09-17T11:55:27.260475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021534observed 2cf114ed117101e8eb18bab168cf7088...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:27.242027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021534/manifest.jsonobserved 66184024a8164612f4a1f2807dbe0ad9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:27.223244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021534/publication.mdobserved c0ef4dd844eae9bc32ee1c12d903a560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:27.204555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021534/publication.txtobserved ad9bb46ee7a67db4146681e9acbeedaa...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. |
|---|