OT-2026-000020920
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line 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-2026-000020920) never changes.
Identity and time
| Publication number | OT-2026-000020920 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7a36-a7a9-0ba67df400e8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020920 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5e8abb59b53dd31c574f1ddd4d584b451fd80d77b1962601091d5ed2832aa309 |
|---|---|
| Markdown | dfb1f4769411dce44c59753d486cd711c7c05198be610df98604df408364fd9c |
| Publication page | d6f5581ccb444061ec0828e48b7441df8834808cbaafaa660f8350b5bbb5296d |
| Manifest | 31e5044f6fb1761a0b029eaaa7ceb20b8b8b81c998012e56214ea93bbb854800 |
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 | KgeNUab3T/VzcVQ3fxgMJFk0vPkoDF/Gj8uo1e+GYRMpm3iNUcVwN7Q9sHczcGOuRmZhQOriZCxo9lAZqolbCA== |
| 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
| 2026-09-17T11:56:02.549378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020920observed d6f5581ccb444061ec0828e48b7441df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:02.531079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020920/manifest.jsonobserved 31e5044f6fb1761a0b029eaaa7ceb20b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:02.513334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020920/publication.mdobserved dfb1f4769411dce44c59753d486cd711...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:02.485603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020920/publication.txtobserved 5e8abb59b53dd31c574f1ddd4d584b45...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. |
|---|