OT-2026-000090526
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two stage ejector, 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-2026-000090526) never changes.
Identity and time
| Publication number | OT-2026-000090526 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-74f0-99e9-b12cfc285c24 · 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-2026-000090526 |
| Status | PUBLIC |
Content hashes
| Canonical text | 97237df883d844e6163235efd011f1da49422261274c183084b997d1ab726871 |
|---|---|
| Markdown | 46374cd257bff4322768e79466e362bdb73349ea4e27461d5c719cd7169878ad |
| Publication page | b148171c3ad524908f3f71278f869395f1d1ac74d4d7d5ae74d4bcd0de19d4c7 |
| Manifest | bf47ca168a6a485d66812ff3f42a37d62e9c25483dda441fb2b7aaa0d0d1f90e |
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 | 41GX2/YXkg9/qUT9CmtswNGuKHWPW8NnbeGP3cNO40YPxwros651gnNJTpaV90Ro26YEx10feR/3Kke5INEiBQ== |
| 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
| 2026-09-17T09:44:41.759957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090526observed b148171c3ad524908f3f71278f869395...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:41.742693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090526/manifest.jsonobserved bf47ca168a6a485d66812ff3f42a37d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.725808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090526/publication.mdobserved 46374cd257bff4322768e79466e362bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.706507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090526/publication.txtobserved 97237df883d844e6163235efd011f1da...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. |
|---|