OT-2026-000042948
Publication integrity record
Single bellows cup vacuum gripper, pump fed, 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-2026-000042948) never changes.
Identity and time
| Publication number | OT-2026-000042948 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d2-72c2-a58a-34d53ce7845a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042948 |
| Status | PUBLIC |
Content hashes
| Canonical text | 29bbe02dca6288bc5a8990a51f37df80d07a78c8b15962f0bf75407286d6cb33 |
|---|---|
| Markdown | 534899b6e524bb2b64d27e6d66b63548b2e46f3f1daf0577408ecf32a0b3b9f3 |
| Publication page | 9390f6e3b092964fe4075982c5959597ef379deeac69cc63b1c94a5fc88fd936 |
| Manifest | c71006902d2d758cb84320e352df0844259089a73828744558b79186d6c325f4 |
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 | VuqqGE+Y4g75J2mV/P/ds0On4XpV+pXF6mIJuO90nACu+6JETDejWjTMWY9Yl87CnrsLx2BCwkP2u1fguxBKDw== |
| 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
| 2026-09-17T11:15:29.011447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042948observed 9390f6e3b092964fe4075982c5959597...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:28.993135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042948/manifest.jsonobserved c71006902d2d758cb84320e352df0844...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:28.975608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042948/publication.mdobserved 534899b6e524bb2b64d27e6d66b63548...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:28.957311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042948/publication.txtobserved 29bbe02dca6288bc5a8990a51f37df80...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. |
|---|