OT-2026-000076403
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed 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-2026-000076403) never changes.
Identity and time
| Publication number | OT-2026-000076403 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a70-7c21-971d-c2d21ee35750 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076403 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ff9e07794b7e6d5017097edeb934e90753a007bd1844c295827e1130f096988 |
|---|---|
| Markdown | 5a4e264f554cf9be5c8e6c0330653625b8db431fd5c3f9bf0c30dc0d09543160 |
| Publication page | 1888b835e44f14d43ef4a2a614102a72152cabb6f54fa34ac337ed0f3b88fb95 |
| Manifest | 3f81dda92027d0a37bc3fa256536810088c1413968eeb7b9b9c1d7225ac6a137 |
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 | J9c4C1BGTATqQGR5NxM7smwU9WIlj3CcL6alKiPgcKmixB8WXR1V+Q+duaDz5KE4syMz5l2CPyGyVY2U4xZwDw== |
| 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
| 2026-09-17T10:12:20.056818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076403observed 1888b835e44f14d43ef4a2a614102a72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:12:20.037152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076403/manifest.jsonobserved 3f81dda92027d0a37bc3fa2565368100...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:20.014313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076403/publication.mdobserved 5a4e264f554cf9be5c8e6c0330653625...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:19.993129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076403/publication.txtobserved 8ff9e07794b7e6d5017097edeb934e90...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. |
|---|