OT-2026-000023786
Publication integrity record
Foam pad 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-2026-000023786) never changes.
Identity and time
| Publication number | OT-2026-000023786 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed5-7bcb-a47c-89c33741c00e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023786 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b1ed4cc1ed34e2ced4da8d7fea5f85cf1e30693a69e7250431ef199ba7cb54b |
|---|---|
| Markdown | 48cbd3249bb6c3a4b8ff96b0b0c24a16f4f0f7bbd4c8e3855d515836dbb12ceb |
| Publication page | ba51e10f43bc988a2796d0b528d71c3728e57b94df2f6d538cc6a0b095dbbecf |
| Manifest | e773ea6b21b3700b0ad593d356b70d65e1a97deb56f8e305c4ea87fb0d81d1fc |
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 | VQy58tTMwiU3auH0y9CP2a7eq+PliIhwDs/hoFZWTs0Vv3rSjMIh/UtW6IuR/01yjHIqHAp+JCeJ4i//rqNBAQ== |
| 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
| 2026-09-17T11:50:15.548828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023786observed ba51e10f43bc988a2796d0b528d71c37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:15.531670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023786/manifest.jsonobserved e773ea6b21b3700b0ad593d356b70d65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:15.515252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023786/publication.mdobserved 48cbd3249bb6c3a4b8ff96b0b0c24a16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:15.498093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023786/publication.txtobserved 7b1ed4cc1ed34e2ced4da8d7fea5f85c...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. |
|---|