OT-2026-000021208
Publication integrity record
Two bellows cup vacuum gripper, two 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-2026-000021208) never changes.
Identity and time
| Publication number | OT-2026-000021208 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-710e-8316-28e474a0286c · 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-2026-000021208 |
| Status | PUBLIC |
Content hashes
| Canonical text | 934287fdfb15481ea863fb3b83eb301540269a9a02977c5c41cfe8548fedf250 |
|---|---|
| Markdown | 56a317499a5f8014b740fede71549da9b5b52cd7d041f6cb576021874f9aa7f2 |
| Publication page | 1e9a4f7fb4b744895c7d5f5c435533140ae793cd4ed373e9db4ebca1cf4769f2 |
| Manifest | 1478e166c03ecc5e937d5305fc92b606506d15f7cbfe474c2c3b58ffa45eb0a1 |
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 | HiJ2SFNrlm5ZGSRK16jdw7dNdFPimEjZb3tNOJ0tC88BZCvTvJ7BFyc90T3JpcY/h/O8tkuIccCQdh8Fk+yrDw== |
| 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
| 2026-09-17T11:55:00.453719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021208observed 1e9a4f7fb4b744895c7d5f5c43553314...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:00.434131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021208/manifest.jsonobserved 1478e166c03ecc5e937d5305fc92b606...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:00.415022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021208/publication.mdobserved 56a317499a5f8014b740fede71549da9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:00.368275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021208/publication.txtobserved 934287fdfb15481ea863fb3b83eb3015...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. |
|---|