OT-2026-000052589
Publication integrity record
Three cup vacuum gripper, three outlet manifold, 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-2026-000052589) never changes.
Identity and time
| Publication number | OT-2026-000052589 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-725c-ae41-7d326c02c83a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052589 |
| Status | PUBLIC |
Content hashes
| Canonical text | 08b5e9336dc61750d02c977f78e2b328d8ef81114dee4a2b69306403a29c990a |
|---|---|
| Markdown | c4eecd3ba83ecae977a2559116a8733a1b5dfd2b499e8288168f1b677692c345 |
| Publication page | ebd4c5cabab69ad30d79446431cc1accd7c41a0243c69257cc46d8c3f115970e |
| Manifest | cdde7a31721485e954272dd56f848489a8da7e24c1315e28d85adcefe336c509 |
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 | S+HO2SFLLwlPkwZTG7ZgjECslRJkTYENIdozY/k5UGVFYj/H8n8mQL9Q1OXEmuFeR0Y/j2Tn8MU6wgrBy6rGDw== |
| 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
| 2026-09-17T10:57:15.222897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052589observed ebd4c5cabab69ad30d79446431cc1acc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:15.203615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052589/manifest.jsonobserved cdde7a31721485e954272dd56f848489...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:15.186138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052589/publication.mdobserved c4eecd3ba83ecae977a2559116a8733a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:15.168675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052589/publication.txtobserved 08b5e9336dc61750d02c977f78e2b328...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. |
|---|