OT-2026-000089431
Publication integrity record
Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold 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-2026-000089431) never changes.
Identity and time
| Publication number | OT-2026-000089431 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db02-7329-a7e4-4f927a826c42 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089431 |
| Status | PUBLIC |
Content hashes
| Canonical text | ccb44e7ff0453bbf48a1fefce05663a14a73edae5a89a48dbce0cdc9b9924c6e |
|---|---|
| Markdown | 13d9dea0519c6feb524e07a484f4a8a326473a98d5f987934a2149365eeaa9e8 |
| Publication page | c61f4e3b7b1ff1ea53b0ea9becee402c482bd4534f8868dfc4c616aef48e19de |
| Manifest | c116a08c1c5a545bb818dba1786f34a48baec7db02ec2f35fd9f79b6f7110b61 |
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 | YxT6fDLhpXQIe9QVzmDc4uW4ApmZAjS1TiAd2hEMixZzGIVU0poaE6o/uDvTb1lrSfX2a0KLhFYdpJkxHTpzCA== |
| 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
| 2026-09-17T09:47:34.571319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089431observed c61f4e3b7b1ff1ea53b0ea9becee402c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:34.554568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089431/manifest.jsonobserved c116a08c1c5a545bb818dba1786f34a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:34.537748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089431/publication.mdobserved 13d9dea0519c6feb524e07a484f4a8a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:34.521101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089431/publication.txtobserved ccb44e7ff0453bbf48a1fefce05663a1...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. |
|---|