OT-2026-000090468
Publication integrity record
Four bellows cup 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-2026-000090468) never changes.
Identity and time
| Publication number | OT-2026-000090468 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7ca4-875e-618cf80282df · 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-2026-000090468 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed6f00841e679228c2d5ea34abbac7878719c826f1692cacb57ab0ce484801c6 |
|---|---|
| Markdown | fc15c15fce3c63e65a8d015731413d7e5cccdfca067134cf62f1ead5c7ada96c |
| Publication page | b1225e69c01d33ec26dea544af083e6167553eb0070cd6cd207e72ff03ea6304 |
| Manifest | b10aee899bf1265cac25aa2a373360e557b111ae7e53301bbd0856d8721da299 |
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 | j0qSCKAqNn0b9G2YOh/bvrhuYhLjWdxl2NiRtgUPpSWinmuQrDzDvsS2zrMBpLvZZy+SpctTTr3WpiIWxgXiAw== |
| 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
| 2026-09-17T09:44:35.657993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090468observed b1225e69c01d33ec26dea544af083e61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:35.639037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090468/manifest.jsonobserved b10aee899bf1265cac25aa2a373360e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:35.622241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090468/publication.mdobserved fc15c15fce3c63e65a8d015731413d7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:35.603752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090468/publication.txtobserved ed6f00841e679228c2d5ea34abbac787...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. |
|---|