OT-2026-000081254
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000081254) never changes.
Identity and time
| Publication number | OT-2026-000081254 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f374-75f2-988f-bde774885839 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081254 |
| Status | PUBLIC |
Content hashes
| Canonical text | 675058377ca93c4fd367393223d00d3f31eaba53166d292654890912a0d46939 |
|---|---|
| Markdown | d2027e489837e74e5609ffc6914d5b92b35c315fc37110024c0b030e1e7b55ad |
| Publication page | dd18144f223029308817c1d9d2dd9cbc81e7c4432712e0c248e8f30427524b84 |
| Manifest | a54ecafe9403f8153bd598e761d6452ee96248aa01635e84abf60aefabe005ad |
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 | qdc4gFrKBJ4k+5lyPyaWLtA4vPAN49aKiD46qjnPrD8GGKr3kBpYxWAZPN03u7sne0vzKQEvKjlDw2cBXsNBAw== |
| 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
| 2026-09-17T10:01:20.828559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081254observed dd18144f223029308817c1d9d2dd9cbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:20.808512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081254/manifest.jsonobserved a54ecafe9403f8153bd598e761d6452e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:20.788480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081254/publication.mdobserved d2027e489837e74e5609ffc6914d5b92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:20.770438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081254/publication.txtobserved 675058377ca93c4fd367393223d00d3f...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. |
|---|