OT-2026-000019472
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000019472) never changes.
Identity and time
| Publication number | OT-2026-000019472 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7e7c-b783-b1b833ddbe75 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019472 |
| Status | PUBLIC |
Content hashes
| Canonical text | e450ef1d387583be77f56e7b756d6395639e06fa41b45079157d65d4613e4592 |
|---|---|
| Markdown | cc2591c1328b122305b7b68767f0550fd7ad906c36fd840055d242219bd938a9 |
| Publication page | a4f00b7203a84a95ffacdd640d809225b0cc35fe734bf56ead9fd416c8cc99cc |
| Manifest | df412fe7176ba4a70841a14e9c56201e0efa1e133aa8368deb94b1021bdf9b98 |
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 | cNCe2/UvPPINluIdUNM570xtMkCJTRY0eE1V47O1ROxhadvgnGT0ZSWgMgf7XPj9H2zMK5Mq+7PXV29di6HdAg== |
| 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
| 2026-09-17T11:58:53.325084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019472observed a4f00b7203a84a95ffacdd640d809225...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:53.305103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019472/manifest.jsonobserved df412fe7176ba4a70841a14e9c56201e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:53.279844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019472/publication.mdobserved cc2591c1328b122305b7b68767f0550f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:53.259503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019472/publication.txtobserved e450ef1d387583be77f56e7b756d6395...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. |
|---|