OT-2026-000018621
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single 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-2026-000018621) never changes.
Identity and time
| Publication number | OT-2026-000018621 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-7a17-8c82-63d2e9e6505c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018621 |
| Status | PUBLIC |
Content hashes
| Canonical text | be6cd9864a287968806656ad79eda3ece2975a382da6f1f2ae371b7b5ac1905b |
|---|---|
| Markdown | 0093281ecfa18211047e5f35b603ec5f31955a7bc0233d61608df40112a45ee8 |
| Publication page | 93f0493cc5a5143cea7f457780aa9334f2eb5cfbe9b9e41269a1632a11b46f35 |
| Manifest | 64b7bac5406f0a8a143f38a4f9bb460ae6e0681808220916cba1c4a714c5140a |
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 | pSmEMseLGi4StMKxWSCgEcTd5o0ITL8TJpxrmdxFHPoubif3fsYPYOf8olaO+V1kzdn3RDd+A1fu+ibYSUCnCA== |
| 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
| 2026-09-17T11:59:07.129292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018621observed 93f0493cc5a5143cea7f457780aa9334...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:07.111022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018621/manifest.jsonobserved 64b7bac5406f0a8a143f38a4f9bb460a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:07.093676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018621/publication.mdobserved 0093281ecfa18211047e5f35b603ec5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:07.076448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018621/publication.txtobserved be6cd9864a287968806656ad79eda3ec...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. |
|---|