OT-2026-000006380
Publication integrity record
Vacuum cup gripper, two zone face, plant vacuum fed, pressure verified, contact triggered, polyurethane cups
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-2026-000006380) never changes.
Identity and time
| Publication number | OT-2026-000006380 · never reused |
|---|---|
| Internal UUID | 01a0a958-f099-719d-85a9-cec74804a408 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:32:53.403718Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006380 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b94f0eb2e59cc3c78c3c90b5accd09e5d5c7301fdcc22e2888ddf9278ac7a09 |
|---|---|
| Markdown | 03351d99bf26f4b15b95113541217e7deed4cdc10195d424536b94a99f63d1fb |
| Publication page | 4a90d4d8952b6f28aad49324407712aa18ef65f7d22f38af130a83ec3631a1fb |
| Manifest | a7a55bc5a9166c674cd6a678e3eca5a35274e976e206b178ef925ddd4e987dea |
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 | TxvB4Puai+mfzXmHzIrKKyBF8YQyS6lTgihIcbL8Npv56UY+6Gk8TJcGg5DmTtoc7B4ruyxeeMmMZBJ5Tb00BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:24.491449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006380observed 4a90d4d8952b6f28aad49324407712aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:24.476172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006380/manifest.jsonobserved a7a55bc5a9166c674cd6a678e3eca5a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:24.462423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006380/publication.mdobserved 03351d99bf26f4b15b95113541217e7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:24.447769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006380/publication.txtobserved 5b94f0eb2e59cc3c78c3c90b5accd09e...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. |
|---|