OT-2026-000090471
Publication integrity record
Foam pad vacuum gripper, four zone face, pump fed, pressure sensor per zone, 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-2026-000090471) never changes.
Identity and time
| Publication number | OT-2026-000090471 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-78be-96d6-bf59545cea31 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090471 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89f23e7586516cfda82f982c4d39c607afe397a73268cff41062b85151f98cce |
|---|---|
| Markdown | 1d4ecf163e6912d945e5fd9213598ffd16562584c2b0b02b46d773ff0a35bd5e |
| Publication page | 81bb0c1400c75c06e7cd33b1f3d5fa9996c5f661dd2164149206dd8d7a0f470d |
| Manifest | ee9bdaa9eadca47ed1f11103b0fa43c54e230c48a01448b80a8dbc5079b8f3a2 |
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 | Fzqi0uCXksFzrjGmWEov7bFrhsgYPdUyhHRbbaOP1sBkYdRErItjibZVLTAVdEBT90/AUwUPdFopcpjITuElCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:35.895702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090471observed 81bb0c1400c75c06e7cd33b1f3d5fa99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:35.878700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090471/manifest.jsonobserved ee9bdaa9eadca47ed1f11103b0fa43c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:35.861749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090471/publication.mdobserved 1d4ecf163e6912d945e5fd9213598ffd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:35.843615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090471/publication.txtobserved 89f23e7586516cfda82f982c4d39c607...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. |
|---|