OT-2026-000037219
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, 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-2026-000037219) never changes.
Identity and time
| Publication number | OT-2026-000037219 · never reused |
|---|---|
| Internal UUID | 01a0ae77-7741-79c1-8c46-fb2cd6cc0c85 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:20.049316Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037219 |
| Status | PUBLIC |
Content hashes
| Canonical text | 748518872c3ce5baf333dd64b60d5467b6407f980d903ee9e48279f95953b733 |
|---|---|
| Markdown | 8fb03e88568fe34eec67e26b5a777816c273814386654b1ee466ea0cd912a50f |
| Publication page | b206efac4472154af061cc24d5d8eb610524e50ec07b79a8f9d7e4d65e9f1dc2 |
| Manifest | 200685dbdd1f977b59f906e87162002146268a29a7a43bfa7ee0a067d8db990a |
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 | w1VxmwAd+LD/HZ6o5OFXoFCKPdUFH3U+ANQoWahEVRr9KytIL7ikYdbc/DQZqN/oVjN1EADqCPpofaEW4iNuAg== |
| 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
| 2026-09-17T11:25:06.607537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037219observed b206efac4472154af061cc24d5d8eb61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:25:06.592476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037219/manifest.jsonobserved 200685dbdd1f977b59f906e871620021...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:25:06.574702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037219/publication.mdobserved 8fb03e88568fe34eec67e26b5a777816...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:25:06.559221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037219/publication.txtobserved 748518872c3ce5baf333dd64b60d5467...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. |
|---|