OT-2026-000075498
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000075498) never changes.
Identity and time
| Publication number | OT-2026-000075498 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f202-7b1c-8a80-b2eb8cf8b5d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075498 |
| Status | PUBLIC |
Content hashes
| Canonical text | d1c7dd3c3d69420aa4628fd08464d3a180272db12fa4e2b253c96ee90ebdd69f |
|---|---|
| Markdown | d41d65bb6f97675458746647f2f1cf30218799af26a4d123a94bac615abb5e29 |
| Publication page | 51ff4d4102138bd02666ee0e1b68eadcf7643d3a4ced8f65e9c0515a10d53873 |
| Manifest | ecbe7be6c33a7ee3de4a4194eda669e4bac5dbda036c039dbd6ccaee69506087 |
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 | VgqmE6u4eeZjSLFkKm0OXR8ZYDUCqTlQXDA5yy5ni826HnN+RdSTjjxSlUrHtDyZiCYtrrmsiWm4WWreRV31Dg== |
| 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
| 2026-09-17T10:17:54.287914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075498observed 51ff4d4102138bd02666ee0e1b68eadc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:54.269299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075498/manifest.jsonobserved ecbe7be6c33a7ee3de4a4194eda669e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:54.250599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075498/publication.mdobserved d41d65bb6f97675458746647f2f1cf30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:54.232314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075498/publication.txtobserved d1c7dd3c3d69420aa4628fd08464d3a1...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. |
|---|