OT-2026-000089209
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000089209) never changes.
Identity and time
| Publication number | OT-2026-000089209 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db00-7a5c-8f2f-3fae56d51b80 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089209 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc4d12791c738e924f8e92f171147baa38e5d41263760fa8b6cca723c11b7e8b |
|---|---|
| Markdown | b4baee5a3dcb18f5126de3a80e8f04282f3e276e92a21242fb5c18cfefcbe08e |
| Publication page | 3963b59a72ebfb15a327ba45d6ce9319b816a5f127033516d2af09ced64079ba |
| Manifest | 8bd85132329e2c4c972fe0bfc3a93d9b500acc87b021b9082071a6c126809080 |
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 | JIWWoEkTHS/L6jAX7aFWH7Ew49LNVugJkjsoBXi11gO8xk0oPtgLjfo8Oez1tqvuJVIrDyS87FYXl/bcRgl6CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T12:43:18.908624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089209observed 3963b59a72ebfb15a327ba45d6ce9319...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:43:18.762756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089209/manifest.jsonobserved 8bd85132329e2c4c972fe0bfc3a93d9b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:18.554016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089209/publication.mdobserved b4baee5a3dcb18f5126de3a80e8f0428...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:18.275864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089209/publication.txtobserved cc4d12791c738e924f8e92f171147baa...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:13.789118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089209observed 3963b59a72ebfb15a327ba45d6ce9319...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:13.771846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089209/manifest.jsonobserved 8bd85132329e2c4c972fe0bfc3a93d9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:13.753443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089209/publication.mdobserved b4baee5a3dcb18f5126de3a80e8f0428...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:13.736454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089209/publication.txtobserved cc4d12791c738e924f8e92f171147baa...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. |
|---|