OT-2026-000042080
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000042080) never changes.
Identity and time
| Publication number | OT-2026-000042080 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d71-72c6-9412-3c878457fa23 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042080 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6997979b43004dfdd040ca9700176bd130aeba3568c1de2bf1e6a787effdcae3 |
|---|---|
| Markdown | e2809cbf088817d7a790b292a0027b6e8003557099c60944b7d0887980a64cc7 |
| Publication page | 6cf62153525a7b4d4c379d0188d8a18c618cce1c330898453eb05d7b951e9eeb |
| Manifest | 4cc81639ffb986bde28dfb8911e94a895a8fd69635ed589bd40cb7ac1308b995 |
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 | GJbUr+1w59Kf36Om37sK+NDJ32+F5qq5eCFRLIdjwjKLGx88pux1Z4XF/+HUjezRk8SI+lIbhPfvJvKekKzeDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:15:36.375153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042080observed 6cf62153525a7b4d4c379d0188d8a18c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:36.358093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042080/manifest.jsonobserved 4cc81639ffb986bde28dfb8911e94a89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:36.340725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042080/publication.mdobserved e2809cbf088817d7a790b292a0027b6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:36.322920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042080/publication.txtobserved 6997979b43004dfdd040ca9700176bd1...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. |
|---|