OT-2026-000029716
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, sustained blow-off 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-2026-000029716) never changes.
Identity and time
| Publication number | OT-2026-000029716 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-7f9e-8346-fb891506e2dc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029716 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19d78cb5607ef88ee0b5f3e8c761dc4d0f0b3d855e2970ce2d22b73e534d1c12 |
|---|---|
| Markdown | ff12776c09ece16a566bd998fad711748fb12a75e0e4f1a9eb7552d7ae3dd0e6 |
| Publication page | 36531f53e20dba0fa78077633fd62b05324f86cb4128ed8430f7699c2830f3b4 |
| Manifest | be2769e421271d4a9a3b8a7e6796d0c5235c48b48e5253cbf625eafa3553f1f0 |
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 | 307OMPEPoB9IqDd9/PIGnEacle/dp3iG4gzbgh5umN2b6k32339X4+v01XRlPHLa4cjR4T6CCy6aDtC477yvCg== |
| 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
| 2026-09-17T11:39:26.769000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029716observed 36531f53e20dba0fa78077633fd62b05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:26.742669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029716/manifest.jsonobserved be2769e421271d4a9a3b8a7e6796d0c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:26.723925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029716/publication.mdobserved ff12776c09ece16a566bd998fad71174...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:26.705803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029716/publication.txtobserved 19d78cb5607ef88ee0b5f3e8c761dc4d...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. |
|---|