OT-2026-000021157
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold 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-2026-000021157) never changes.
Identity and time
| Publication number | OT-2026-000021157 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7931-927f-ba42d9d1d3ce · 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-2026-000021157 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1db2eac2c81a057367d001bedf6a6dc6f91556ca093a329cc25383b2bcc3af23 |
|---|---|
| Markdown | e27ebc1973772d7451fcfece3a98c73ebf610694e0ac717959a7b117f4ac38d2 |
| Publication page | f8a6867a750af2545360eba19d031588924708361eae9fab9806945da877893c |
| Manifest | 62159be00fff5503f70132eebf81b211aa7f28dc7cf1cb9b291862c1c7905b7d |
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 | t1zBuB56p6LbM0IxmzQU4jlQqmiK/PJe9hQlNktpzEXIcWuJHSEKUbX8Zzir5niurOzlIWpdudt/vXCE3VAeCw== |
| 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
| 2026-09-17T11:54:55.119358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021157observed f8a6867a750af2545360eba19d031588...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:55.102434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021157/manifest.jsonobserved 62159be00fff5503f70132eebf81b211...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:55.085377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021157/publication.mdobserved e27ebc1973772d7451fcfece3a98c73e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:55.067060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021157/publication.txtobserved 1db2eac2c81a057367d001bedf6a6dc6...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. |
|---|