OT-2026-000050953
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000050953) never changes.
Identity and time
| Publication number | OT-2026-000050953 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b4-713e-9d2b-c4ef841f57fe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050953 |
| Status | PUBLIC |
Content hashes
| Canonical text | 21ecd890b4a14015a3def97a0445a52a7accff759f12e4ae8fc2f1514274f8b0 |
|---|---|
| Markdown | 60d6b87628293e92ebefde74289dc6c79e366c258e7200ea565dd411597f626b |
| Publication page | c4b0a4c653cf45198fc21fa58105ce9a59ca5f9deb1a09e4691ad19eabade782 |
| Manifest | f810902c2bb79a28afbde3ede5fa87257902a7ff36fa3e9102b475193420970e |
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 | rGE94ZNeKJ8J9ef/5BDW87sAg1ptVjkrPWMaHQvpsZUi9Y7kvkfAQT1lZ+CGs5WoFJdj03Cux4mD2xSwitGJDQ== |
| 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
| 2026-09-17T11:00:43.524663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050953observed c4b0a4c653cf45198fc21fa58105ce9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:43.522499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050953observed c4b0a4c653cf45198fc21fa58105ce9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.498574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050953/manifest.jsonobserved f810902c2bb79a28afbde3ede5fa8725...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.495528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050953/manifest.jsonobserved f810902c2bb79a28afbde3ede5fa8725...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.472766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050953/publication.mdobserved 60d6b87628293e92ebefde74289dc6c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.467894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050953/publication.mdobserved 60d6b87628293e92ebefde74289dc6c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.447574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050953/publication.txtobserved 21ecd890b4a14015a3def97a0445a52a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:43.441772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050953/publication.txtobserved 21ecd890b4a14015a3def97a0445a52a...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. |
|---|