OT-2026-000052297
Publication integrity record
Single cup vacuum gripper, single stage ejector, vented 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-2026-000052297) never changes.
Identity and time
| Publication number | OT-2026-000052297 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-7bcb-a779-f97a28a00267 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052297 |
| Status | PUBLIC |
Content hashes
| Canonical text | 841ce4518c818a815b8cda10d0f9293e27a4038c7e6ceb18a19a465f4fe08751 |
|---|---|
| Markdown | a1b036e5c7791c5b98308251361c1e98a2c9f86c62d1f02396bab4cf5ad8a006 |
| Publication page | 25dc1c82be5328a3505109a84bb802cc9cad4c9d43eee0a52fdff702dd3770c1 |
| Manifest | 63f7bcafe5aac67d852ebee62ed3ad70a0c7e3370d204c99c5c6393c34365f64 |
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 | MwGMPK83ERUzydJw5tkoeOKse8rippnEbsGWF48CLQtb99b8QFZo5xdmBWYOJ7uxmMfgI+4NhFC++m/rwezRCw== |
| 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
| 2026-09-17T10:57:58.747506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052297observed 25dc1c82be5328a3505109a84bb802cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:58.728947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052297/manifest.jsonobserved 63f7bcafe5aac67d852ebee62ed3ad70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:58.708419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052297/publication.mdobserved a1b036e5c7791c5b98308251361c1e98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:58.690170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052297/publication.txtobserved 841ce4518c818a815b8cda10d0f9293e...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. |
|---|