OT-2026-000056100
Publication integrity record
Single bellows cup vacuum gripper, pump fed, sustained blow-off after set-down
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-2026-000056100) never changes.
Identity and time
| Publication number | OT-2026-000056100 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-72a7-9bb6-f3c16ed4e9c8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056100 |
| Status | PUBLIC |
Content hashes
| Canonical text | 229b98e962a38236cea993eeae72585245ef51e69ee45bfe60b1ec0561edd6af |
|---|---|
| Markdown | 9518ff58c5560321324eb53908145ac6752f54291e646f3279ea11c06b57c8e7 |
| Publication page | 458676b2591f768383727cb6dd0fb45951675d346eff18f542515942f114dd6f |
| Manifest | c9d1136e73bf67016547055c27d1b2df32ccf3811582292be490191ed0b7aa6e |
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 | /FzYt97eh15ivfXhJ38qe374+Jh2EerHf+DcBEmEaTnkKRnriDf99W0yOv2wvmsGWzD7gBp5zof53oxStb91Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:38.383751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056100observed 458676b2591f768383727cb6dd0fb459...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:38.364401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056100/manifest.jsonobserved c9d1136e73bf67016547055c27d1b2df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:38.344858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056100/publication.mdobserved 9518ff58c5560321324eb53908145ac6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:38.327027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056100/publication.txtobserved 229b98e962a38236cea993eeae725852...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. |
|---|