OT-2026-000019212
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000019212) never changes.
Identity and time
| Publication number | OT-2026-000019212 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-7bf3-a3af-f6a56e3c9978 · 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-2026-000019212 |
| Status | PUBLIC |
Content hashes
| Canonical text | 295d6a63539e9f06d8b50ad70bfd1dc766d8d999be7a0663f58ed84a8e118327 |
|---|---|
| Markdown | db6965e97395323abbd0485000e710bf59f4f365f66dfff393c46ef55c24113c |
| Publication page | e80f4c13b8b899caa9ce299b97a349f7c490f4054638f3d06941cc5e92e06be8 |
| Manifest | 870f025d49345642ffb3b2061a1f91d48484425d7f56121ec210f244ec4a682f |
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 | ObcWZyEaeSUAp3jAm9aWsD835EX3+9p5e9PnFHUTN4rj96zyULp/rOUZiNxF2PlHAwz1Ilok1h7gU/A7rWrSCg== |
| 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
| 2026-09-17T11:58:32.069503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019212observed e80f4c13b8b899caa9ce299b97a349f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:32.053250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019212/manifest.jsonobserved 870f025d49345642ffb3b2061a1f91d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:32.004592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019212/publication.mdobserved db6965e97395323abbd0485000e710bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:31.954681Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019212/publication.txtobserved 295d6a63539e9f06d8b50ad70bfd1dc7...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. |
|---|