OT-2026-000021388
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000021388) never changes.
Identity and time
| Publication number | OT-2026-000021388 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-72d2-acd4-be3818b2093a · 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-2026-000021388 |
| Status | PUBLIC |
Content hashes
| Canonical text | b54bc7ac1f4f012d30b617b3c6c8c9af01f47e8cfb388854ad3e2124283ca53b |
|---|---|
| Markdown | e7976c26b8b46536cd6a4fbf1717ed6b387327cfe8522a19473c56913577af44 |
| Publication page | 131aaa0a8c3c7b15e49d714348caf115c2c7d5b3a41bbb275ebb6bfd8cdf415b |
| Manifest | decb5fc906bc080ba9caf7a37f83a56dc71961808678319bfc7faae27fb98824 |
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 | r6+iWu50vCC5zemfUkCmXSBX6o5gpBIaN7P1nWtYapEeYwOqNZwt+Z/IEV4FzXH7bQ4xQse8YPrs2WtHJkdqDA== |
| 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
| 2026-09-17T11:55:16.305408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021388observed 131aaa0a8c3c7b15e49d714348caf115...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:16.280319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021388/manifest.jsonobserved decb5fc906bc080ba9caf7a37f83a56d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:16.256167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021388/publication.mdobserved e7976c26b8b46536cd6a4fbf1717ed6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:16.230955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021388/publication.txtobserved b54bc7ac1f4f012d30b617b3c6c8c9af...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. |
|---|