OT-2026-000088121
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
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-2026-000088121) never changes.
Identity and time
| Publication number | OT-2026-000088121 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa8-7b13-825b-1c3e386caa9f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000088121 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e8c713caae89301d5e3e72bd3750377718e2e9e951427da56af74a34c4a8fa3 |
|---|---|
| Markdown | 9b342eaf39c45bb2594ba1d37b5bdbc54fade02f2afc6675f576ae9cf2d42726 |
| Publication page | ee52bceef156d31b793f6ed79e9bde8bc0311ba5e02f3aab58074bdb194f3872 |
| Manifest | 83527654d0257d6bee26e68bb42a0723a72d96320c7c23fb6e356140a72e56ac |
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 | iHgv7pcVHC9eY+K8+/Z/60sOIkPBAjiZRGUR3WE9ol5inZJ8l3dlrPf0cgkjmuHPuEcvYaQGw1M0bSfOEHbuCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:08.889160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088121observed ee52bceef156d31b793f6ed79e9bde8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:08.868841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088121/manifest.jsonobserved 83527654d0257d6bee26e68bb42a0723...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:08.843087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088121/publication.mdobserved 9b342eaf39c45bb2594ba1d37b5bdbc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:08.816215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088121/publication.txtobserved 2e8c713caae89301d5e3e72bd3750377...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:06.775927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088121observed ee52bceef156d31b793f6ed79e9bde8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:06.759488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088121/manifest.jsonobserved 83527654d0257d6bee26e68bb42a0723...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:06.742257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088121/publication.mdobserved 9b342eaf39c45bb2594ba1d37b5bdbc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:06.723272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000088121/publication.txtobserved 2e8c713caae89301d5e3e72bd3750377...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. |
|---|