OT-2026-000033028
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000033028) never changes.
Identity and time
| Publication number | OT-2026-000033028 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4843-714b-856c-f660dc8a7621 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033028 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ceb178d9962643255d463c3fb9f8abda2be15757ac824a7a0aa7e44d3fec310 |
|---|---|
| Markdown | 461cf931c8d87a39c9d214dad9d0a9634b7995acd041ba3118fdf6cba39c2a39 |
| Publication page | a788bdf000df596a273882b96c84381961ad68650661c52163ba60274c716208 |
| Manifest | 3e735251e799b28ae707d1a76bd2edf2cf0e7caafe2e2dfe3736ac9cec8da5f7 |
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 | tbu3Ezfxm1iqSh5R7UPJ07GIkNycQsuuIFFxBV2IEbJF2BNxNbSsnZqRWiWKHtR1IFVE1Kq7G6MlFWo4YmvJCg== |
| 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
| 2026-09-17T11:32:39.640635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033028observed a788bdf000df596a273882b96c843819...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:39.621883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033028/manifest.jsonobserved 3e735251e799b28ae707d1a76bd2edf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:39.601261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033028/publication.mdobserved 461cf931c8d87a39c9d214dad9d0a963...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:39.575982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033028/publication.txtobserved 2ceb178d9962643255d463c3fb9f8abd...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. |
|---|