OT-2026-000021764
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000021764) never changes.
Identity and time
| Publication number | OT-2026-000021764 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-78a8-bf77-263cb19f5584 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021764 |
| Status | PUBLIC |
Content hashes
| Canonical text | b55fedc9049990e89c26f95d04d96372f16fb50616ada48507bbfe14242530a6 |
|---|---|
| Markdown | 53c50595a4d426a292ab741a57706348097a9e5ce702294c6f9646b875d7a9c4 |
| Publication page | 042b0bba2e38b23c938b684f3548bbc3b0dc452e41d2e9cd385bb062401b3897 |
| Manifest | 147b964492c17337647fea40e17bcdf8cd215dc64f27c8fe0a4d7ea6554db479 |
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 | 5xasGbBt0HYWwglSfjjC0A2MtipndAmOpTPPpO7tTCo+eBlNuq8l0sVoJFo+C2WKPoBdge2Lfqr5VZJxRK8kCw== |
| 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
| 2026-09-17T11:54:18.491261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021764observed 042b0bba2e38b23c938b684f3548bbc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:18.470297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021764/manifest.jsonobserved 147b964492c17337647fea40e17bcdf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:18.440415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021764/publication.mdobserved 53c50595a4d426a292ab741a57706348...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:18.421959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021764/publication.txtobserved b55fedc9049990e89c26f95d04d96372...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. |
|---|