OT-2026-000021600
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000021600) never changes.
Identity and time
| Publication number | OT-2026-000021600 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-736f-80fb-07c948e75e82 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021600 |
| Status | PUBLIC |
Content hashes
| Canonical text | 885fef65d353831cab9b0f1d8aa79d0efa6f2a3b3461fc99d7d1913d2ae2d4cd |
|---|---|
| Markdown | f33e45fb34a9e24d55f996aea2735b9fe5fc361ae6ca0f774d9e46ac86a157d4 |
| Publication page | e156abd2be5c2c8d8fc3b34b7955ef5b53eaa2c88f3a2eb84ae5a7b115180472 |
| Manifest | 37003654bd5178c544ad4ba3e249633f045552d9d9ec7cb486ee764f1af72445 |
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 | 6f2VjsPM7yaEqi3J5u9DppO+i7rIEvAJ7o0CWYNA7f5dQCU9XKA/aNjXezFGzCiuwq8VfnCyatPsja2+zAlUDw== |
| 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
| 2026-09-17T11:55:31.478716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021600observed e156abd2be5c2c8d8fc3b34b7955ef5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:31.461147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021600/manifest.jsonobserved 37003654bd5178c544ad4ba3e249633f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:31.442953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021600/publication.mdobserved f33e45fb34a9e24d55f996aea2735b9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:31.424852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021600/publication.txtobserved 885fef65d353831cab9b0f1d8aa79d0e...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. |
|---|