OT-2026-000021193
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000021193) never changes.
Identity and time
| Publication number | OT-2026-000021193 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7cbf-81c3-a525cb436540 · 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-2026-000021193 |
| Status | PUBLIC |
Content hashes
| Canonical text | 742224cdd876077279d87bbe89995daf55fba7013b3bd261f5027a697020fa39 |
|---|---|
| Markdown | 2121da5c3dba44e0f0374dbd52154c1d10f71af53b7dfd89cea90c10f5e33b3c |
| Publication page | cc7aab86ddc4816d218698045838c09b0cf18ed6d8c2bd07aa70c6b601054211 |
| Manifest | 56d024a96bc853834ee2b1581563ee529c51985c27f69e2bb07e468b7ac81bee |
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 | i2LQPNRifyMqFZ/qgipbiW5/9TDjhCTbmYMjBIRkAGy6frWsaLps9I6+UfbxxU8KniXO7nDMTyIrmA0oB7w8AA== |
| 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
| 2026-09-17T11:54:59.228582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021193observed cc7aab86ddc4816d218698045838c09b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:59.213102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021193/manifest.jsonobserved 56d024a96bc853834ee2b1581563ee52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:59.196050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021193/publication.mdobserved 2121da5c3dba44e0f0374dbd52154c1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:59.179026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021193/publication.txtobserved 742224cdd876077279d87bbe89995daf...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. |
|---|